diff --git a/Channel/src/V1/Client/CloudChannelReportsServiceClient.php b/Channel/src/V1/Client/CloudChannelReportsServiceClient.php
index a5b69b8c1805..d85b5aeecd86 100644
--- a/Channel/src/V1/Client/CloudChannelReportsServiceClient.php
+++ b/Channel/src/V1/Client/CloudChannelReportsServiceClient.php
@@ -63,9 +63,9 @@
  *
  * @deprecated This class will be removed in the next major version update.
  *
- * @method PromiseInterface fetchReportResultsAsync(FetchReportResultsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listReportsAsync(ListReportsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface runReportJobAsync(RunReportJobRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> fetchReportResultsAsync(FetchReportResultsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listReportsAsync(ListReportsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> runReportJobAsync(RunReportJobRequest $request, array $optionalArgs = [])
  */
 final class CloudChannelReportsServiceClient
 {
diff --git a/Channel/src/V1/Client/CloudChannelServiceClient.php b/Channel/src/V1/Client/CloudChannelServiceClient.php
index 5b36756a9d4e..29aee928033b 100644
--- a/Channel/src/V1/Client/CloudChannelServiceClient.php
+++ b/Channel/src/V1/Client/CloudChannelServiceClient.php
@@ -129,55 +129,55 @@
  * name, and additionally a parseName method to extract the individual identifiers
  * contained within formatted names that are returned by the API.
  *
- * @method PromiseInterface activateEntitlementAsync(ActivateEntitlementRequest $request, array $optionalArgs = [])
- * @method PromiseInterface cancelEntitlementAsync(CancelEntitlementRequest $request, array $optionalArgs = [])
- * @method PromiseInterface changeOfferAsync(ChangeOfferRequest $request, array $optionalArgs = [])
- * @method PromiseInterface changeParametersAsync(ChangeParametersRequest $request, array $optionalArgs = [])
- * @method PromiseInterface changeRenewalSettingsAsync(ChangeRenewalSettingsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface checkCloudIdentityAccountsExistAsync(CheckCloudIdentityAccountsExistRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createChannelPartnerLinkAsync(CreateChannelPartnerLinkRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createChannelPartnerRepricingConfigAsync(CreateChannelPartnerRepricingConfigRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createCustomerAsync(CreateCustomerRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createCustomerRepricingConfigAsync(CreateCustomerRepricingConfigRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createEntitlementAsync(CreateEntitlementRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteChannelPartnerRepricingConfigAsync(DeleteChannelPartnerRepricingConfigRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteCustomerAsync(DeleteCustomerRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteCustomerRepricingConfigAsync(DeleteCustomerRepricingConfigRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getChannelPartnerLinkAsync(GetChannelPartnerLinkRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getChannelPartnerRepricingConfigAsync(GetChannelPartnerRepricingConfigRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getCustomerAsync(GetCustomerRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getCustomerRepricingConfigAsync(GetCustomerRepricingConfigRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getEntitlementAsync(GetEntitlementRequest $request, array $optionalArgs = [])
- * @method PromiseInterface importCustomerAsync(ImportCustomerRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listChannelPartnerLinksAsync(ListChannelPartnerLinksRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listChannelPartnerRepricingConfigsAsync(ListChannelPartnerRepricingConfigsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listCustomerRepricingConfigsAsync(ListCustomerRepricingConfigsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listCustomersAsync(ListCustomersRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listEntitlementChangesAsync(ListEntitlementChangesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listEntitlementsAsync(ListEntitlementsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listOffersAsync(ListOffersRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listProductsAsync(ListProductsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listPurchasableOffersAsync(ListPurchasableOffersRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listPurchasableSkusAsync(ListPurchasableSkusRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listSkuGroupBillableSkusAsync(ListSkuGroupBillableSkusRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listSkuGroupsAsync(ListSkuGroupsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listSkusAsync(ListSkusRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listSubscribersAsync(ListSubscribersRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listTransferableOffersAsync(ListTransferableOffersRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listTransferableSkusAsync(ListTransferableSkusRequest $request, array $optionalArgs = [])
- * @method PromiseInterface lookupOfferAsync(LookupOfferRequest $request, array $optionalArgs = [])
- * @method PromiseInterface provisionCloudIdentityAsync(ProvisionCloudIdentityRequest $request, array $optionalArgs = [])
- * @method PromiseInterface queryEligibleBillingAccountsAsync(QueryEligibleBillingAccountsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface registerSubscriberAsync(RegisterSubscriberRequest $request, array $optionalArgs = [])
- * @method PromiseInterface startPaidServiceAsync(StartPaidServiceRequest $request, array $optionalArgs = [])
- * @method PromiseInterface suspendEntitlementAsync(SuspendEntitlementRequest $request, array $optionalArgs = [])
- * @method PromiseInterface transferEntitlementsAsync(TransferEntitlementsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface transferEntitlementsToGoogleAsync(TransferEntitlementsToGoogleRequest $request, array $optionalArgs = [])
- * @method PromiseInterface unregisterSubscriberAsync(UnregisterSubscriberRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateChannelPartnerLinkAsync(UpdateChannelPartnerLinkRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateChannelPartnerRepricingConfigAsync(UpdateChannelPartnerRepricingConfigRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateCustomerAsync(UpdateCustomerRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateCustomerRepricingConfigAsync(UpdateCustomerRepricingConfigRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> activateEntitlementAsync(ActivateEntitlementRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> cancelEntitlementAsync(CancelEntitlementRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> changeOfferAsync(ChangeOfferRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> changeParametersAsync(ChangeParametersRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> changeRenewalSettingsAsync(ChangeRenewalSettingsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<CheckCloudIdentityAccountsExistResponse> checkCloudIdentityAccountsExistAsync(CheckCloudIdentityAccountsExistRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<ChannelPartnerLink> createChannelPartnerLinkAsync(CreateChannelPartnerLinkRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<ChannelPartnerRepricingConfig> createChannelPartnerRepricingConfigAsync(CreateChannelPartnerRepricingConfigRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Customer> createCustomerAsync(CreateCustomerRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<CustomerRepricingConfig> createCustomerRepricingConfigAsync(CreateCustomerRepricingConfigRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> createEntitlementAsync(CreateEntitlementRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> deleteChannelPartnerRepricingConfigAsync(DeleteChannelPartnerRepricingConfigRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> deleteCustomerAsync(DeleteCustomerRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> deleteCustomerRepricingConfigAsync(DeleteCustomerRepricingConfigRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<ChannelPartnerLink> getChannelPartnerLinkAsync(GetChannelPartnerLinkRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<ChannelPartnerRepricingConfig> getChannelPartnerRepricingConfigAsync(GetChannelPartnerRepricingConfigRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Customer> getCustomerAsync(GetCustomerRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<CustomerRepricingConfig> getCustomerRepricingConfigAsync(GetCustomerRepricingConfigRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Entitlement> getEntitlementAsync(GetEntitlementRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Customer> importCustomerAsync(ImportCustomerRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listChannelPartnerLinksAsync(ListChannelPartnerLinksRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listChannelPartnerRepricingConfigsAsync(ListChannelPartnerRepricingConfigsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listCustomerRepricingConfigsAsync(ListCustomerRepricingConfigsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listCustomersAsync(ListCustomersRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listEntitlementChangesAsync(ListEntitlementChangesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listEntitlementsAsync(ListEntitlementsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listOffersAsync(ListOffersRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listProductsAsync(ListProductsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listPurchasableOffersAsync(ListPurchasableOffersRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listPurchasableSkusAsync(ListPurchasableSkusRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listSkuGroupBillableSkusAsync(ListSkuGroupBillableSkusRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listSkuGroupsAsync(ListSkuGroupsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listSkusAsync(ListSkusRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listSubscribersAsync(ListSubscribersRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listTransferableOffersAsync(ListTransferableOffersRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listTransferableSkusAsync(ListTransferableSkusRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Offer> lookupOfferAsync(LookupOfferRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> provisionCloudIdentityAsync(ProvisionCloudIdentityRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<QueryEligibleBillingAccountsResponse> queryEligibleBillingAccountsAsync(QueryEligibleBillingAccountsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<RegisterSubscriberResponse> registerSubscriberAsync(RegisterSubscriberRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> startPaidServiceAsync(StartPaidServiceRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> suspendEntitlementAsync(SuspendEntitlementRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> transferEntitlementsAsync(TransferEntitlementsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> transferEntitlementsToGoogleAsync(TransferEntitlementsToGoogleRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<UnregisterSubscriberResponse> unregisterSubscriberAsync(UnregisterSubscriberRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<ChannelPartnerLink> updateChannelPartnerLinkAsync(UpdateChannelPartnerLinkRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<ChannelPartnerRepricingConfig> updateChannelPartnerRepricingConfigAsync(UpdateChannelPartnerRepricingConfigRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Customer> updateCustomerAsync(UpdateCustomerRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<CustomerRepricingConfig> updateCustomerRepricingConfigAsync(UpdateCustomerRepricingConfigRequest $request, array $optionalArgs = [])
  */
 final class CloudChannelServiceClient
 {
diff --git a/CommerceConsumerProcurement/src/V1/Client/ConsumerProcurementServiceClient.php b/CommerceConsumerProcurement/src/V1/Client/ConsumerProcurementServiceClient.php
index 201f8e45d39b..4ae766daf309 100644
--- a/CommerceConsumerProcurement/src/V1/Client/ConsumerProcurementServiceClient.php
+++ b/CommerceConsumerProcurement/src/V1/Client/ConsumerProcurementServiceClient.php
@@ -64,11 +64,11 @@
  * name, and additionally a parseName method to extract the individual identifiers
  * contained within formatted names that are returned by the API.
  *
- * @method PromiseInterface cancelOrderAsync(CancelOrderRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getOrderAsync(GetOrderRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listOrdersAsync(ListOrdersRequest $request, array $optionalArgs = [])
- * @method PromiseInterface modifyOrderAsync(ModifyOrderRequest $request, array $optionalArgs = [])
- * @method PromiseInterface placeOrderAsync(PlaceOrderRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> cancelOrderAsync(CancelOrderRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Order> getOrderAsync(GetOrderRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listOrdersAsync(ListOrdersRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> modifyOrderAsync(ModifyOrderRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> placeOrderAsync(PlaceOrderRequest $request, array $optionalArgs = [])
  */
 final class ConsumerProcurementServiceClient
 {
diff --git a/CommerceConsumerProcurement/src/V1/Client/LicenseManagementServiceClient.php b/CommerceConsumerProcurement/src/V1/Client/LicenseManagementServiceClient.php
index e0e8cf45cd8a..1bd42c157ed1 100644
--- a/CommerceConsumerProcurement/src/V1/Client/LicenseManagementServiceClient.php
+++ b/CommerceConsumerProcurement/src/V1/Client/LicenseManagementServiceClient.php
@@ -54,11 +54,11 @@
  * name, and additionally a parseName method to extract the individual identifiers
  * contained within formatted names that are returned by the API.
  *
- * @method PromiseInterface assignAsync(AssignRequest $request, array $optionalArgs = [])
- * @method PromiseInterface enumerateLicensedUsersAsync(EnumerateLicensedUsersRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getLicensePoolAsync(GetLicensePoolRequest $request, array $optionalArgs = [])
- * @method PromiseInterface unassignAsync(UnassignRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateLicensePoolAsync(UpdateLicensePoolRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<AssignResponse> assignAsync(AssignRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> enumerateLicensedUsersAsync(EnumerateLicensedUsersRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<LicensePool> getLicensePoolAsync(GetLicensePoolRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<UnassignResponse> unassignAsync(UnassignRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<LicensePool> updateLicensePoolAsync(UpdateLicensePoolRequest $request, array $optionalArgs = [])
  */
 final class LicenseManagementServiceClient
 {
diff --git a/ConfidentialComputing/src/V1/Client/ConfidentialComputingClient.php b/ConfidentialComputing/src/V1/Client/ConfidentialComputingClient.php
index 97bdb281ca25..61c856bcc986 100644
--- a/ConfidentialComputing/src/V1/Client/ConfidentialComputingClient.php
+++ b/ConfidentialComputing/src/V1/Client/ConfidentialComputingClient.php
@@ -53,10 +53,10 @@
  * name, and additionally a parseName method to extract the individual identifiers
  * contained within formatted names that are returned by the API.
  *
- * @method PromiseInterface createChallengeAsync(CreateChallengeRequest $request, array $optionalArgs = [])
- * @method PromiseInterface verifyAttestationAsync(VerifyAttestationRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getLocationAsync(GetLocationRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listLocationsAsync(ListLocationsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Challenge> createChallengeAsync(CreateChallengeRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<VerifyAttestationResponse> verifyAttestationAsync(VerifyAttestationRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Location> getLocationAsync(GetLocationRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listLocationsAsync(ListLocationsRequest $request, array $optionalArgs = [])
  */
 final class ConfidentialComputingClient
 {
diff --git a/Config/src/V1/Client/ConfigClient.php b/Config/src/V1/Client/ConfigClient.php
index 4c4f3b19421c..80d6b2a3be09 100644
--- a/Config/src/V1/Client/ConfigClient.php
+++ b/Config/src/V1/Client/ConfigClient.php
@@ -89,34 +89,34 @@
  * name, and additionally a parseName method to extract the individual identifiers
  * contained within formatted names that are returned by the API.
  *
- * @method PromiseInterface createDeploymentAsync(CreateDeploymentRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createPreviewAsync(CreatePreviewRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteDeploymentAsync(DeleteDeploymentRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deletePreviewAsync(DeletePreviewRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteStatefileAsync(DeleteStatefileRequest $request, array $optionalArgs = [])
- * @method PromiseInterface exportDeploymentStatefileAsync(ExportDeploymentStatefileRequest $request, array $optionalArgs = [])
- * @method PromiseInterface exportLockInfoAsync(ExportLockInfoRequest $request, array $optionalArgs = [])
- * @method PromiseInterface exportPreviewResultAsync(ExportPreviewResultRequest $request, array $optionalArgs = [])
- * @method PromiseInterface exportRevisionStatefileAsync(ExportRevisionStatefileRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getDeploymentAsync(GetDeploymentRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getPreviewAsync(GetPreviewRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getResourceAsync(GetResourceRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getRevisionAsync(GetRevisionRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getTerraformVersionAsync(GetTerraformVersionRequest $request, array $optionalArgs = [])
- * @method PromiseInterface importStatefileAsync(ImportStatefileRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listDeploymentsAsync(ListDeploymentsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listPreviewsAsync(ListPreviewsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listResourcesAsync(ListResourcesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listRevisionsAsync(ListRevisionsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listTerraformVersionsAsync(ListTerraformVersionsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface lockDeploymentAsync(LockDeploymentRequest $request, array $optionalArgs = [])
- * @method PromiseInterface unlockDeploymentAsync(UnlockDeploymentRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateDeploymentAsync(UpdateDeploymentRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getLocationAsync(GetLocationRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listLocationsAsync(ListLocationsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getIamPolicyAsync(GetIamPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface setIamPolicyAsync(SetIamPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface testIamPermissionsAsync(TestIamPermissionsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> createDeploymentAsync(CreateDeploymentRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> createPreviewAsync(CreatePreviewRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> deleteDeploymentAsync(DeleteDeploymentRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> deletePreviewAsync(DeletePreviewRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> deleteStatefileAsync(DeleteStatefileRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Statefile> exportDeploymentStatefileAsync(ExportDeploymentStatefileRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<LockInfo> exportLockInfoAsync(ExportLockInfoRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<ExportPreviewResultResponse> exportPreviewResultAsync(ExportPreviewResultRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Statefile> exportRevisionStatefileAsync(ExportRevisionStatefileRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Deployment> getDeploymentAsync(GetDeploymentRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Preview> getPreviewAsync(GetPreviewRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Resource> getResourceAsync(GetResourceRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Revision> getRevisionAsync(GetRevisionRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<TerraformVersion> getTerraformVersionAsync(GetTerraformVersionRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Statefile> importStatefileAsync(ImportStatefileRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listDeploymentsAsync(ListDeploymentsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listPreviewsAsync(ListPreviewsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listResourcesAsync(ListResourcesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listRevisionsAsync(ListRevisionsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listTerraformVersionsAsync(ListTerraformVersionsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> lockDeploymentAsync(LockDeploymentRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> unlockDeploymentAsync(UnlockDeploymentRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> updateDeploymentAsync(UpdateDeploymentRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Location> getLocationAsync(GetLocationRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listLocationsAsync(ListLocationsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Policy> getIamPolicyAsync(GetIamPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Policy> setIamPolicyAsync(SetIamPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<TestIamPermissionsResponse> testIamPermissionsAsync(TestIamPermissionsRequest $request, array $optionalArgs = [])
  */
 final class ConfigClient
 {
diff --git a/ContactCenterInsights/src/V1/Client/ContactCenterInsightsClient.php b/ContactCenterInsights/src/V1/Client/ContactCenterInsightsClient.php
index 8a87b9d496f1..7a341cd1e74a 100644
--- a/ContactCenterInsights/src/V1/Client/ContactCenterInsightsClient.php
+++ b/ContactCenterInsights/src/V1/Client/ContactCenterInsightsClient.php
@@ -104,49 +104,49 @@
  * name, and additionally a parseName method to extract the individual identifiers
  * contained within formatted names that are returned by the API.
  *
- * @method PromiseInterface bulkAnalyzeConversationsAsync(BulkAnalyzeConversationsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface bulkDeleteConversationsAsync(BulkDeleteConversationsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface calculateIssueModelStatsAsync(CalculateIssueModelStatsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface calculateStatsAsync(CalculateStatsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createAnalysisAsync(CreateAnalysisRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createConversationAsync(CreateConversationRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createIssueModelAsync(CreateIssueModelRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createPhraseMatcherAsync(CreatePhraseMatcherRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createViewAsync(CreateViewRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteAnalysisAsync(DeleteAnalysisRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteConversationAsync(DeleteConversationRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteIssueAsync(DeleteIssueRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteIssueModelAsync(DeleteIssueModelRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deletePhraseMatcherAsync(DeletePhraseMatcherRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteViewAsync(DeleteViewRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deployIssueModelAsync(DeployIssueModelRequest $request, array $optionalArgs = [])
- * @method PromiseInterface exportInsightsDataAsync(ExportInsightsDataRequest $request, array $optionalArgs = [])
- * @method PromiseInterface exportIssueModelAsync(ExportIssueModelRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getAnalysisAsync(GetAnalysisRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getConversationAsync(GetConversationRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getEncryptionSpecAsync(GetEncryptionSpecRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getIssueAsync(GetIssueRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getIssueModelAsync(GetIssueModelRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getPhraseMatcherAsync(GetPhraseMatcherRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getSettingsAsync(GetSettingsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getViewAsync(GetViewRequest $request, array $optionalArgs = [])
- * @method PromiseInterface importIssueModelAsync(ImportIssueModelRequest $request, array $optionalArgs = [])
- * @method PromiseInterface ingestConversationsAsync(IngestConversationsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface initializeEncryptionSpecAsync(InitializeEncryptionSpecRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listAnalysesAsync(ListAnalysesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listConversationsAsync(ListConversationsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listIssueModelsAsync(ListIssueModelsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listIssuesAsync(ListIssuesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listPhraseMatchersAsync(ListPhraseMatchersRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listViewsAsync(ListViewsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface undeployIssueModelAsync(UndeployIssueModelRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateConversationAsync(UpdateConversationRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateIssueAsync(UpdateIssueRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateIssueModelAsync(UpdateIssueModelRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updatePhraseMatcherAsync(UpdatePhraseMatcherRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateSettingsAsync(UpdateSettingsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateViewAsync(UpdateViewRequest $request, array $optionalArgs = [])
- * @method PromiseInterface uploadConversationAsync(UploadConversationRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> bulkAnalyzeConversationsAsync(BulkAnalyzeConversationsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> bulkDeleteConversationsAsync(BulkDeleteConversationsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<CalculateIssueModelStatsResponse> calculateIssueModelStatsAsync(CalculateIssueModelStatsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<CalculateStatsResponse> calculateStatsAsync(CalculateStatsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> createAnalysisAsync(CreateAnalysisRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Conversation> createConversationAsync(CreateConversationRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> createIssueModelAsync(CreateIssueModelRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PhraseMatcher> createPhraseMatcherAsync(CreatePhraseMatcherRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<View> createViewAsync(CreateViewRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> deleteAnalysisAsync(DeleteAnalysisRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> deleteConversationAsync(DeleteConversationRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> deleteIssueAsync(DeleteIssueRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> deleteIssueModelAsync(DeleteIssueModelRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> deletePhraseMatcherAsync(DeletePhraseMatcherRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> deleteViewAsync(DeleteViewRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> deployIssueModelAsync(DeployIssueModelRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> exportInsightsDataAsync(ExportInsightsDataRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> exportIssueModelAsync(ExportIssueModelRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Analysis> getAnalysisAsync(GetAnalysisRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Conversation> getConversationAsync(GetConversationRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<EncryptionSpec> getEncryptionSpecAsync(GetEncryptionSpecRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Issue> getIssueAsync(GetIssueRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<IssueModel> getIssueModelAsync(GetIssueModelRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PhraseMatcher> getPhraseMatcherAsync(GetPhraseMatcherRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Settings> getSettingsAsync(GetSettingsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<View> getViewAsync(GetViewRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> importIssueModelAsync(ImportIssueModelRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> ingestConversationsAsync(IngestConversationsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> initializeEncryptionSpecAsync(InitializeEncryptionSpecRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listAnalysesAsync(ListAnalysesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listConversationsAsync(ListConversationsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<ListIssueModelsResponse> listIssueModelsAsync(ListIssueModelsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<ListIssuesResponse> listIssuesAsync(ListIssuesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listPhraseMatchersAsync(ListPhraseMatchersRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listViewsAsync(ListViewsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> undeployIssueModelAsync(UndeployIssueModelRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Conversation> updateConversationAsync(UpdateConversationRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Issue> updateIssueAsync(UpdateIssueRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<IssueModel> updateIssueModelAsync(UpdateIssueModelRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PhraseMatcher> updatePhraseMatcherAsync(UpdatePhraseMatcherRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Settings> updateSettingsAsync(UpdateSettingsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<View> updateViewAsync(UpdateViewRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> uploadConversationAsync(UploadConversationRequest $request, array $optionalArgs = [])
  */
 final class ContactCenterInsightsClient
 {
diff --git a/ControlsPartner/src/V1beta/Client/CloudControlsPartnerCoreClient.php b/ControlsPartner/src/V1beta/Client/CloudControlsPartnerCoreClient.php
index 88cfbd25ebf8..c7e8c6b39725 100644
--- a/ControlsPartner/src/V1beta/Client/CloudControlsPartnerCoreClient.php
+++ b/ControlsPartner/src/V1beta/Client/CloudControlsPartnerCoreClient.php
@@ -63,14 +63,14 @@
  *
  * @experimental
  *
- * @method PromiseInterface getCustomerAsync(GetCustomerRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getEkmConnectionsAsync(GetEkmConnectionsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getPartnerAsync(GetPartnerRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getPartnerPermissionsAsync(GetPartnerPermissionsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getWorkloadAsync(GetWorkloadRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listAccessApprovalRequestsAsync(ListAccessApprovalRequestsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listCustomersAsync(ListCustomersRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listWorkloadsAsync(ListWorkloadsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Customer> getCustomerAsync(GetCustomerRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<EkmConnections> getEkmConnectionsAsync(GetEkmConnectionsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Partner> getPartnerAsync(GetPartnerRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PartnerPermissions> getPartnerPermissionsAsync(GetPartnerPermissionsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Workload> getWorkloadAsync(GetWorkloadRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listAccessApprovalRequestsAsync(ListAccessApprovalRequestsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listCustomersAsync(ListCustomersRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listWorkloadsAsync(ListWorkloadsRequest $request, array $optionalArgs = [])
  */
 final class CloudControlsPartnerCoreClient
 {
diff --git a/ControlsPartner/src/V1beta/Client/CloudControlsPartnerMonitoringClient.php b/ControlsPartner/src/V1beta/Client/CloudControlsPartnerMonitoringClient.php
index b1459d1a16eb..5c5ab6ffee20 100644
--- a/ControlsPartner/src/V1beta/Client/CloudControlsPartnerMonitoringClient.php
+++ b/ControlsPartner/src/V1beta/Client/CloudControlsPartnerMonitoringClient.php
@@ -53,8 +53,8 @@
  *
  * @experimental
  *
- * @method PromiseInterface getViolationAsync(GetViolationRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listViolationsAsync(ListViolationsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Violation> getViolationAsync(GetViolationRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listViolationsAsync(ListViolationsRequest $request, array $optionalArgs = [])
  */
 final class CloudControlsPartnerMonitoringClient
 {
diff --git a/DataCatalog/src/V1/Client/DataCatalogClient.php b/DataCatalog/src/V1/Client/DataCatalogClient.php
index acf15e4aa73d..29ec8e0bba20 100644
--- a/DataCatalog/src/V1/Client/DataCatalogClient.php
+++ b/DataCatalog/src/V1/Client/DataCatalogClient.php
@@ -99,40 +99,40 @@
  * name, and additionally a parseName method to extract the individual identifiers
  * contained within formatted names that are returned by the API.
  *
- * @method PromiseInterface createEntryAsync(CreateEntryRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createEntryGroupAsync(CreateEntryGroupRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createTagAsync(CreateTagRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createTagTemplateAsync(CreateTagTemplateRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createTagTemplateFieldAsync(CreateTagTemplateFieldRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteEntryAsync(DeleteEntryRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteEntryGroupAsync(DeleteEntryGroupRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteTagAsync(DeleteTagRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteTagTemplateAsync(DeleteTagTemplateRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteTagTemplateFieldAsync(DeleteTagTemplateFieldRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getEntryAsync(GetEntryRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getEntryGroupAsync(GetEntryGroupRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getIamPolicyAsync(GetIamPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getTagTemplateAsync(GetTagTemplateRequest $request, array $optionalArgs = [])
- * @method PromiseInterface importEntriesAsync(ImportEntriesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listEntriesAsync(ListEntriesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listEntryGroupsAsync(ListEntryGroupsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listTagsAsync(ListTagsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface lookupEntryAsync(LookupEntryRequest $request, array $optionalArgs = [])
- * @method PromiseInterface modifyEntryContactsAsync(ModifyEntryContactsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface modifyEntryOverviewAsync(ModifyEntryOverviewRequest $request, array $optionalArgs = [])
- * @method PromiseInterface reconcileTagsAsync(ReconcileTagsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface renameTagTemplateFieldAsync(RenameTagTemplateFieldRequest $request, array $optionalArgs = [])
- * @method PromiseInterface renameTagTemplateFieldEnumValueAsync(RenameTagTemplateFieldEnumValueRequest $request, array $optionalArgs = [])
- * @method PromiseInterface searchCatalogAsync(SearchCatalogRequest $request, array $optionalArgs = [])
- * @method PromiseInterface setIamPolicyAsync(SetIamPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface starEntryAsync(StarEntryRequest $request, array $optionalArgs = [])
- * @method PromiseInterface testIamPermissionsAsync(TestIamPermissionsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface unstarEntryAsync(UnstarEntryRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateEntryAsync(UpdateEntryRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateEntryGroupAsync(UpdateEntryGroupRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateTagAsync(UpdateTagRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateTagTemplateAsync(UpdateTagTemplateRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateTagTemplateFieldAsync(UpdateTagTemplateFieldRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Entry> createEntryAsync(CreateEntryRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<EntryGroup> createEntryGroupAsync(CreateEntryGroupRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Tag> createTagAsync(CreateTagRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<TagTemplate> createTagTemplateAsync(CreateTagTemplateRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<TagTemplateField> createTagTemplateFieldAsync(CreateTagTemplateFieldRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> deleteEntryAsync(DeleteEntryRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> deleteEntryGroupAsync(DeleteEntryGroupRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> deleteTagAsync(DeleteTagRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> deleteTagTemplateAsync(DeleteTagTemplateRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> deleteTagTemplateFieldAsync(DeleteTagTemplateFieldRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Entry> getEntryAsync(GetEntryRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<EntryGroup> getEntryGroupAsync(GetEntryGroupRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Policy> getIamPolicyAsync(GetIamPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<TagTemplate> getTagTemplateAsync(GetTagTemplateRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> importEntriesAsync(ImportEntriesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listEntriesAsync(ListEntriesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listEntryGroupsAsync(ListEntryGroupsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listTagsAsync(ListTagsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Entry> lookupEntryAsync(LookupEntryRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Contacts> modifyEntryContactsAsync(ModifyEntryContactsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<EntryOverview> modifyEntryOverviewAsync(ModifyEntryOverviewRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> reconcileTagsAsync(ReconcileTagsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<TagTemplateField> renameTagTemplateFieldAsync(RenameTagTemplateFieldRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<TagTemplateField> renameTagTemplateFieldEnumValueAsync(RenameTagTemplateFieldEnumValueRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> searchCatalogAsync(SearchCatalogRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Policy> setIamPolicyAsync(SetIamPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<StarEntryResponse> starEntryAsync(StarEntryRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<TestIamPermissionsResponse> testIamPermissionsAsync(TestIamPermissionsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<UnstarEntryResponse> unstarEntryAsync(UnstarEntryRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Entry> updateEntryAsync(UpdateEntryRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<EntryGroup> updateEntryGroupAsync(UpdateEntryGroupRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Tag> updateTagAsync(UpdateTagRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<TagTemplate> updateTagTemplateAsync(UpdateTagTemplateRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<TagTemplateField> updateTagTemplateFieldAsync(UpdateTagTemplateFieldRequest $request, array $optionalArgs = [])
  */
 final class DataCatalogClient
 {
diff --git a/DataCatalog/src/V1/Client/PolicyTagManagerClient.php b/DataCatalog/src/V1/Client/PolicyTagManagerClient.php
index fc90ee91f8bf..6cafa87cc467 100644
--- a/DataCatalog/src/V1/Client/PolicyTagManagerClient.php
+++ b/DataCatalog/src/V1/Client/PolicyTagManagerClient.php
@@ -68,19 +68,19 @@
  * name, and additionally a parseName method to extract the individual identifiers
  * contained within formatted names that are returned by the API.
  *
- * @method PromiseInterface createPolicyTagAsync(CreatePolicyTagRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createTaxonomyAsync(CreateTaxonomyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deletePolicyTagAsync(DeletePolicyTagRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteTaxonomyAsync(DeleteTaxonomyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getIamPolicyAsync(GetIamPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getPolicyTagAsync(GetPolicyTagRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getTaxonomyAsync(GetTaxonomyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listPolicyTagsAsync(ListPolicyTagsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listTaxonomiesAsync(ListTaxonomiesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface setIamPolicyAsync(SetIamPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface testIamPermissionsAsync(TestIamPermissionsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updatePolicyTagAsync(UpdatePolicyTagRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateTaxonomyAsync(UpdateTaxonomyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PolicyTag> createPolicyTagAsync(CreatePolicyTagRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Taxonomy> createTaxonomyAsync(CreateTaxonomyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> deletePolicyTagAsync(DeletePolicyTagRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> deleteTaxonomyAsync(DeleteTaxonomyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Policy> getIamPolicyAsync(GetIamPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PolicyTag> getPolicyTagAsync(GetPolicyTagRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Taxonomy> getTaxonomyAsync(GetTaxonomyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listPolicyTagsAsync(ListPolicyTagsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listTaxonomiesAsync(ListTaxonomiesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Policy> setIamPolicyAsync(SetIamPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<TestIamPermissionsResponse> testIamPermissionsAsync(TestIamPermissionsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PolicyTag> updatePolicyTagAsync(UpdatePolicyTagRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Taxonomy> updateTaxonomyAsync(UpdateTaxonomyRequest $request, array $optionalArgs = [])
  */
 final class PolicyTagManagerClient
 {
diff --git a/DataCatalog/src/V1/Client/PolicyTagManagerSerializationClient.php b/DataCatalog/src/V1/Client/PolicyTagManagerSerializationClient.php
index 7b8022ce51ab..ae1cc89e818e 100644
--- a/DataCatalog/src/V1/Client/PolicyTagManagerSerializationClient.php
+++ b/DataCatalog/src/V1/Client/PolicyTagManagerSerializationClient.php
@@ -54,9 +54,9 @@
  * name, and additionally a parseName method to extract the individual identifiers
  * contained within formatted names that are returned by the API.
  *
- * @method PromiseInterface exportTaxonomiesAsync(ExportTaxonomiesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface importTaxonomiesAsync(ImportTaxonomiesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface replaceTaxonomyAsync(ReplaceTaxonomyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<ExportTaxonomiesResponse> exportTaxonomiesAsync(ExportTaxonomiesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<ImportTaxonomiesResponse> importTaxonomiesAsync(ImportTaxonomiesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Taxonomy> replaceTaxonomyAsync(ReplaceTaxonomyRequest $request, array $optionalArgs = [])
  */
 final class PolicyTagManagerSerializationClient
 {
diff --git a/DataCatalogLineage/src/V1/Client/LineageClient.php b/DataCatalogLineage/src/V1/Client/LineageClient.php
index 6e72dcf9b989..4ec182349162 100644
--- a/DataCatalogLineage/src/V1/Client/LineageClient.php
+++ b/DataCatalogLineage/src/V1/Client/LineageClient.php
@@ -73,23 +73,23 @@
  * name, and additionally a parseName method to extract the individual identifiers
  * contained within formatted names that are returned by the API.
  *
- * @method PromiseInterface batchSearchLinkProcessesAsync(BatchSearchLinkProcessesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createLineageEventAsync(CreateLineageEventRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createProcessAsync(CreateProcessRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createRunAsync(CreateRunRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteLineageEventAsync(DeleteLineageEventRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteProcessAsync(DeleteProcessRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteRunAsync(DeleteRunRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getLineageEventAsync(GetLineageEventRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getProcessAsync(GetProcessRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getRunAsync(GetRunRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listLineageEventsAsync(ListLineageEventsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listProcessesAsync(ListProcessesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listRunsAsync(ListRunsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface processOpenLineageRunEventAsync(ProcessOpenLineageRunEventRequest $request, array $optionalArgs = [])
- * @method PromiseInterface searchLinksAsync(SearchLinksRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateProcessAsync(UpdateProcessRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateRunAsync(UpdateRunRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> batchSearchLinkProcessesAsync(BatchSearchLinkProcessesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<LineageEvent> createLineageEventAsync(CreateLineageEventRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Process> createProcessAsync(CreateProcessRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Run> createRunAsync(CreateRunRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> deleteLineageEventAsync(DeleteLineageEventRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> deleteProcessAsync(DeleteProcessRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> deleteRunAsync(DeleteRunRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<LineageEvent> getLineageEventAsync(GetLineageEventRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Process> getProcessAsync(GetProcessRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Run> getRunAsync(GetRunRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listLineageEventsAsync(ListLineageEventsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listProcessesAsync(ListProcessesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listRunsAsync(ListRunsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<ProcessOpenLineageRunEventResponse> processOpenLineageRunEventAsync(ProcessOpenLineageRunEventRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> searchLinksAsync(SearchLinksRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Process> updateProcessAsync(UpdateProcessRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Run> updateRunAsync(UpdateRunRequest $request, array $optionalArgs = [])
  */
 final class LineageClient
 {
diff --git a/DataFusion/src/V1/Client/DataFusionClient.php b/DataFusion/src/V1/Client/DataFusionClient.php
index 85c30581700d..78cf2efd3803 100644
--- a/DataFusion/src/V1/Client/DataFusionClient.php
+++ b/DataFusion/src/V1/Client/DataFusionClient.php
@@ -59,13 +59,13 @@
  * name, and additionally a parseName method to extract the individual identifiers
  * contained within formatted names that are returned by the API.
  *
- * @method PromiseInterface createInstanceAsync(CreateInstanceRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteInstanceAsync(DeleteInstanceRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getInstanceAsync(GetInstanceRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listAvailableVersionsAsync(ListAvailableVersionsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listInstancesAsync(ListInstancesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface restartInstanceAsync(RestartInstanceRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateInstanceAsync(UpdateInstanceRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> createInstanceAsync(CreateInstanceRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> deleteInstanceAsync(DeleteInstanceRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Instance> getInstanceAsync(GetInstanceRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listAvailableVersionsAsync(ListAvailableVersionsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listInstancesAsync(ListInstancesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> restartInstanceAsync(RestartInstanceRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> updateInstanceAsync(UpdateInstanceRequest $request, array $optionalArgs = [])
  */
 final class DataFusionClient
 {
diff --git a/DataLabeling/src/V1beta1/Client/DataLabelingServiceClient.php b/DataLabeling/src/V1beta1/Client/DataLabelingServiceClient.php
index d58bae5399e0..7faf24bc1b4c 100644
--- a/DataLabeling/src/V1beta1/Client/DataLabelingServiceClient.php
+++ b/DataLabeling/src/V1beta1/Client/DataLabelingServiceClient.php
@@ -95,40 +95,40 @@
  *
  * @experimental
  *
- * @method PromiseInterface createAnnotationSpecSetAsync(CreateAnnotationSpecSetRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createDatasetAsync(CreateDatasetRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createEvaluationJobAsync(CreateEvaluationJobRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createInstructionAsync(CreateInstructionRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteAnnotatedDatasetAsync(DeleteAnnotatedDatasetRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteAnnotationSpecSetAsync(DeleteAnnotationSpecSetRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteDatasetAsync(DeleteDatasetRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteEvaluationJobAsync(DeleteEvaluationJobRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteInstructionAsync(DeleteInstructionRequest $request, array $optionalArgs = [])
- * @method PromiseInterface exportDataAsync(ExportDataRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getAnnotatedDatasetAsync(GetAnnotatedDatasetRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getAnnotationSpecSetAsync(GetAnnotationSpecSetRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getDataItemAsync(GetDataItemRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getDatasetAsync(GetDatasetRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getEvaluationAsync(GetEvaluationRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getEvaluationJobAsync(GetEvaluationJobRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getExampleAsync(GetExampleRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getInstructionAsync(GetInstructionRequest $request, array $optionalArgs = [])
- * @method PromiseInterface importDataAsync(ImportDataRequest $request, array $optionalArgs = [])
- * @method PromiseInterface labelImageAsync(LabelImageRequest $request, array $optionalArgs = [])
- * @method PromiseInterface labelTextAsync(LabelTextRequest $request, array $optionalArgs = [])
- * @method PromiseInterface labelVideoAsync(LabelVideoRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listAnnotatedDatasetsAsync(ListAnnotatedDatasetsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listAnnotationSpecSetsAsync(ListAnnotationSpecSetsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listDataItemsAsync(ListDataItemsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listDatasetsAsync(ListDatasetsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listEvaluationJobsAsync(ListEvaluationJobsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listExamplesAsync(ListExamplesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listInstructionsAsync(ListInstructionsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface pauseEvaluationJobAsync(PauseEvaluationJobRequest $request, array $optionalArgs = [])
- * @method PromiseInterface resumeEvaluationJobAsync(ResumeEvaluationJobRequest $request, array $optionalArgs = [])
- * @method PromiseInterface searchEvaluationsAsync(SearchEvaluationsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface searchExampleComparisonsAsync(SearchExampleComparisonsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateEvaluationJobAsync(UpdateEvaluationJobRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<AnnotationSpecSet> createAnnotationSpecSetAsync(CreateAnnotationSpecSetRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Dataset> createDatasetAsync(CreateDatasetRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<EvaluationJob> createEvaluationJobAsync(CreateEvaluationJobRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> createInstructionAsync(CreateInstructionRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> deleteAnnotatedDatasetAsync(DeleteAnnotatedDatasetRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> deleteAnnotationSpecSetAsync(DeleteAnnotationSpecSetRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> deleteDatasetAsync(DeleteDatasetRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> deleteEvaluationJobAsync(DeleteEvaluationJobRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> deleteInstructionAsync(DeleteInstructionRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> exportDataAsync(ExportDataRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<AnnotatedDataset> getAnnotatedDatasetAsync(GetAnnotatedDatasetRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<AnnotationSpecSet> getAnnotationSpecSetAsync(GetAnnotationSpecSetRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<DataItem> getDataItemAsync(GetDataItemRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Dataset> getDatasetAsync(GetDatasetRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Evaluation> getEvaluationAsync(GetEvaluationRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<EvaluationJob> getEvaluationJobAsync(GetEvaluationJobRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Example> getExampleAsync(GetExampleRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Instruction> getInstructionAsync(GetInstructionRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> importDataAsync(ImportDataRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> labelImageAsync(LabelImageRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> labelTextAsync(LabelTextRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> labelVideoAsync(LabelVideoRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listAnnotatedDatasetsAsync(ListAnnotatedDatasetsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listAnnotationSpecSetsAsync(ListAnnotationSpecSetsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listDataItemsAsync(ListDataItemsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listDatasetsAsync(ListDatasetsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listEvaluationJobsAsync(ListEvaluationJobsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listExamplesAsync(ListExamplesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listInstructionsAsync(ListInstructionsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> pauseEvaluationJobAsync(PauseEvaluationJobRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> resumeEvaluationJobAsync(ResumeEvaluationJobRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> searchEvaluationsAsync(SearchEvaluationsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> searchExampleComparisonsAsync(SearchExampleComparisonsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<EvaluationJob> updateEvaluationJobAsync(UpdateEvaluationJobRequest $request, array $optionalArgs = [])
  */
 final class DataLabelingServiceClient
 {
diff --git a/Dataform/src/V1beta1/Client/DataformClient.php b/Dataform/src/V1beta1/Client/DataformClient.php
index df0455646fc8..0881a8ae67ab 100644
--- a/Dataform/src/V1beta1/Client/DataformClient.php
+++ b/Dataform/src/V1beta1/Client/DataformClient.php
@@ -128,62 +128,62 @@
  *
  * @experimental
  *
- * @method PromiseInterface cancelWorkflowInvocationAsync(CancelWorkflowInvocationRequest $request, array $optionalArgs = [])
- * @method PromiseInterface commitRepositoryChangesAsync(CommitRepositoryChangesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface commitWorkspaceChangesAsync(CommitWorkspaceChangesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface computeRepositoryAccessTokenStatusAsync(ComputeRepositoryAccessTokenStatusRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createCompilationResultAsync(CreateCompilationResultRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createReleaseConfigAsync(CreateReleaseConfigRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createRepositoryAsync(CreateRepositoryRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createWorkflowConfigAsync(CreateWorkflowConfigRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createWorkflowInvocationAsync(CreateWorkflowInvocationRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createWorkspaceAsync(CreateWorkspaceRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteReleaseConfigAsync(DeleteReleaseConfigRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteRepositoryAsync(DeleteRepositoryRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteWorkflowConfigAsync(DeleteWorkflowConfigRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteWorkflowInvocationAsync(DeleteWorkflowInvocationRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteWorkspaceAsync(DeleteWorkspaceRequest $request, array $optionalArgs = [])
- * @method PromiseInterface fetchFileDiffAsync(FetchFileDiffRequest $request, array $optionalArgs = [])
- * @method PromiseInterface fetchFileGitStatusesAsync(FetchFileGitStatusesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface fetchGitAheadBehindAsync(FetchGitAheadBehindRequest $request, array $optionalArgs = [])
- * @method PromiseInterface fetchRemoteBranchesAsync(FetchRemoteBranchesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface fetchRepositoryHistoryAsync(FetchRepositoryHistoryRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getCompilationResultAsync(GetCompilationResultRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getReleaseConfigAsync(GetReleaseConfigRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getRepositoryAsync(GetRepositoryRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getWorkflowConfigAsync(GetWorkflowConfigRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getWorkflowInvocationAsync(GetWorkflowInvocationRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getWorkspaceAsync(GetWorkspaceRequest $request, array $optionalArgs = [])
- * @method PromiseInterface installNpmPackagesAsync(InstallNpmPackagesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listCompilationResultsAsync(ListCompilationResultsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listReleaseConfigsAsync(ListReleaseConfigsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listRepositoriesAsync(ListRepositoriesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listWorkflowConfigsAsync(ListWorkflowConfigsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listWorkflowInvocationsAsync(ListWorkflowInvocationsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listWorkspacesAsync(ListWorkspacesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface makeDirectoryAsync(MakeDirectoryRequest $request, array $optionalArgs = [])
- * @method PromiseInterface moveDirectoryAsync(MoveDirectoryRequest $request, array $optionalArgs = [])
- * @method PromiseInterface moveFileAsync(MoveFileRequest $request, array $optionalArgs = [])
- * @method PromiseInterface pullGitCommitsAsync(PullGitCommitsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface pushGitCommitsAsync(PushGitCommitsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface queryCompilationResultActionsAsync(QueryCompilationResultActionsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface queryDirectoryContentsAsync(QueryDirectoryContentsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface queryRepositoryDirectoryContentsAsync(QueryRepositoryDirectoryContentsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface queryWorkflowInvocationActionsAsync(QueryWorkflowInvocationActionsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface readFileAsync(ReadFileRequest $request, array $optionalArgs = [])
- * @method PromiseInterface readRepositoryFileAsync(ReadRepositoryFileRequest $request, array $optionalArgs = [])
- * @method PromiseInterface removeDirectoryAsync(RemoveDirectoryRequest $request, array $optionalArgs = [])
- * @method PromiseInterface removeFileAsync(RemoveFileRequest $request, array $optionalArgs = [])
- * @method PromiseInterface resetWorkspaceChangesAsync(ResetWorkspaceChangesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateReleaseConfigAsync(UpdateReleaseConfigRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateRepositoryAsync(UpdateRepositoryRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateWorkflowConfigAsync(UpdateWorkflowConfigRequest $request, array $optionalArgs = [])
- * @method PromiseInterface writeFileAsync(WriteFileRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getLocationAsync(GetLocationRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listLocationsAsync(ListLocationsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getIamPolicyAsync(GetIamPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface setIamPolicyAsync(SetIamPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface testIamPermissionsAsync(TestIamPermissionsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> cancelWorkflowInvocationAsync(CancelWorkflowInvocationRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> commitRepositoryChangesAsync(CommitRepositoryChangesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> commitWorkspaceChangesAsync(CommitWorkspaceChangesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<ComputeRepositoryAccessTokenStatusResponse> computeRepositoryAccessTokenStatusAsync(ComputeRepositoryAccessTokenStatusRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<CompilationResult> createCompilationResultAsync(CreateCompilationResultRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<ReleaseConfig> createReleaseConfigAsync(CreateReleaseConfigRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Repository> createRepositoryAsync(CreateRepositoryRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<WorkflowConfig> createWorkflowConfigAsync(CreateWorkflowConfigRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<WorkflowInvocation> createWorkflowInvocationAsync(CreateWorkflowInvocationRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Workspace> createWorkspaceAsync(CreateWorkspaceRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> deleteReleaseConfigAsync(DeleteReleaseConfigRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> deleteRepositoryAsync(DeleteRepositoryRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> deleteWorkflowConfigAsync(DeleteWorkflowConfigRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> deleteWorkflowInvocationAsync(DeleteWorkflowInvocationRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> deleteWorkspaceAsync(DeleteWorkspaceRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<FetchFileDiffResponse> fetchFileDiffAsync(FetchFileDiffRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<FetchFileGitStatusesResponse> fetchFileGitStatusesAsync(FetchFileGitStatusesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<FetchGitAheadBehindResponse> fetchGitAheadBehindAsync(FetchGitAheadBehindRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<FetchRemoteBranchesResponse> fetchRemoteBranchesAsync(FetchRemoteBranchesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> fetchRepositoryHistoryAsync(FetchRepositoryHistoryRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<CompilationResult> getCompilationResultAsync(GetCompilationResultRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<ReleaseConfig> getReleaseConfigAsync(GetReleaseConfigRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Repository> getRepositoryAsync(GetRepositoryRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<WorkflowConfig> getWorkflowConfigAsync(GetWorkflowConfigRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<WorkflowInvocation> getWorkflowInvocationAsync(GetWorkflowInvocationRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Workspace> getWorkspaceAsync(GetWorkspaceRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<InstallNpmPackagesResponse> installNpmPackagesAsync(InstallNpmPackagesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listCompilationResultsAsync(ListCompilationResultsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listReleaseConfigsAsync(ListReleaseConfigsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listRepositoriesAsync(ListRepositoriesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listWorkflowConfigsAsync(ListWorkflowConfigsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listWorkflowInvocationsAsync(ListWorkflowInvocationsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listWorkspacesAsync(ListWorkspacesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<MakeDirectoryResponse> makeDirectoryAsync(MakeDirectoryRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<MoveDirectoryResponse> moveDirectoryAsync(MoveDirectoryRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<MoveFileResponse> moveFileAsync(MoveFileRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> pullGitCommitsAsync(PullGitCommitsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> pushGitCommitsAsync(PushGitCommitsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> queryCompilationResultActionsAsync(QueryCompilationResultActionsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> queryDirectoryContentsAsync(QueryDirectoryContentsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> queryRepositoryDirectoryContentsAsync(QueryRepositoryDirectoryContentsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> queryWorkflowInvocationActionsAsync(QueryWorkflowInvocationActionsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<ReadFileResponse> readFileAsync(ReadFileRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<ReadRepositoryFileResponse> readRepositoryFileAsync(ReadRepositoryFileRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> removeDirectoryAsync(RemoveDirectoryRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> removeFileAsync(RemoveFileRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> resetWorkspaceChangesAsync(ResetWorkspaceChangesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<ReleaseConfig> updateReleaseConfigAsync(UpdateReleaseConfigRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Repository> updateRepositoryAsync(UpdateRepositoryRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<WorkflowConfig> updateWorkflowConfigAsync(UpdateWorkflowConfigRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<WriteFileResponse> writeFileAsync(WriteFileRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Location> getLocationAsync(GetLocationRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listLocationsAsync(ListLocationsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Policy> getIamPolicyAsync(GetIamPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Policy> setIamPolicyAsync(SetIamPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<TestIamPermissionsResponse> testIamPermissionsAsync(TestIamPermissionsRequest $request, array $optionalArgs = [])
  */
 final class DataformClient
 {
diff --git a/Dataplex/src/V1/Client/CatalogServiceClient.php b/Dataplex/src/V1/Client/CatalogServiceClient.php
index 8739ab269f5a..f9e51b12dcd4 100644
--- a/Dataplex/src/V1/Client/CatalogServiceClient.php
+++ b/Dataplex/src/V1/Client/CatalogServiceClient.php
@@ -87,33 +87,33 @@
  * name, and additionally a parseName method to extract the individual identifiers
  * contained within formatted names that are returned by the API.
  *
- * @method PromiseInterface createAspectTypeAsync(CreateAspectTypeRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createEntryAsync(CreateEntryRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createEntryGroupAsync(CreateEntryGroupRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createEntryTypeAsync(CreateEntryTypeRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteAspectTypeAsync(DeleteAspectTypeRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteEntryAsync(DeleteEntryRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteEntryGroupAsync(DeleteEntryGroupRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteEntryTypeAsync(DeleteEntryTypeRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getAspectTypeAsync(GetAspectTypeRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getEntryAsync(GetEntryRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getEntryGroupAsync(GetEntryGroupRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getEntryTypeAsync(GetEntryTypeRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listAspectTypesAsync(ListAspectTypesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listEntriesAsync(ListEntriesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listEntryGroupsAsync(ListEntryGroupsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listEntryTypesAsync(ListEntryTypesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface lookupEntryAsync(LookupEntryRequest $request, array $optionalArgs = [])
- * @method PromiseInterface searchEntriesAsync(SearchEntriesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateAspectTypeAsync(UpdateAspectTypeRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateEntryAsync(UpdateEntryRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateEntryGroupAsync(UpdateEntryGroupRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateEntryTypeAsync(UpdateEntryTypeRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getIamPolicyAsync(GetIamPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface setIamPolicyAsync(SetIamPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface testIamPermissionsAsync(TestIamPermissionsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getLocationAsync(GetLocationRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listLocationsAsync(ListLocationsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> createAspectTypeAsync(CreateAspectTypeRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Entry> createEntryAsync(CreateEntryRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> createEntryGroupAsync(CreateEntryGroupRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> createEntryTypeAsync(CreateEntryTypeRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> deleteAspectTypeAsync(DeleteAspectTypeRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Entry> deleteEntryAsync(DeleteEntryRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> deleteEntryGroupAsync(DeleteEntryGroupRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> deleteEntryTypeAsync(DeleteEntryTypeRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<AspectType> getAspectTypeAsync(GetAspectTypeRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Entry> getEntryAsync(GetEntryRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<EntryGroup> getEntryGroupAsync(GetEntryGroupRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<EntryType> getEntryTypeAsync(GetEntryTypeRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listAspectTypesAsync(ListAspectTypesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listEntriesAsync(ListEntriesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listEntryGroupsAsync(ListEntryGroupsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listEntryTypesAsync(ListEntryTypesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Entry> lookupEntryAsync(LookupEntryRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> searchEntriesAsync(SearchEntriesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> updateAspectTypeAsync(UpdateAspectTypeRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Entry> updateEntryAsync(UpdateEntryRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> updateEntryGroupAsync(UpdateEntryGroupRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> updateEntryTypeAsync(UpdateEntryTypeRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Policy> getIamPolicyAsync(GetIamPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Policy> setIamPolicyAsync(SetIamPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<TestIamPermissionsResponse> testIamPermissionsAsync(TestIamPermissionsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Location> getLocationAsync(GetLocationRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listLocationsAsync(ListLocationsRequest $request, array $optionalArgs = [])
  */
 final class CatalogServiceClient
 {
diff --git a/Dataplex/src/V1/Client/ContentServiceClient.php b/Dataplex/src/V1/Client/ContentServiceClient.php
index 88e6e19da0ec..a86b182f7a94 100644
--- a/Dataplex/src/V1/Client/ContentServiceClient.php
+++ b/Dataplex/src/V1/Client/ContentServiceClient.php
@@ -60,16 +60,16 @@
  * name, and additionally a parseName method to extract the individual identifiers
  * contained within formatted names that are returned by the API.
  *
- * @method PromiseInterface createContentAsync(CreateContentRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteContentAsync(DeleteContentRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getContentAsync(GetContentRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getIamPolicyAsync(GetIamPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listContentAsync(ListContentRequest $request, array $optionalArgs = [])
- * @method PromiseInterface setIamPolicyAsync(SetIamPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface testIamPermissionsAsync(TestIamPermissionsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateContentAsync(UpdateContentRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getLocationAsync(GetLocationRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listLocationsAsync(ListLocationsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Content> createContentAsync(CreateContentRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> deleteContentAsync(DeleteContentRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Content> getContentAsync(GetContentRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Policy> getIamPolicyAsync(GetIamPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listContentAsync(ListContentRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Policy> setIamPolicyAsync(SetIamPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<TestIamPermissionsResponse> testIamPermissionsAsync(TestIamPermissionsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Content> updateContentAsync(UpdateContentRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Location> getLocationAsync(GetLocationRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listLocationsAsync(ListLocationsRequest $request, array $optionalArgs = [])
  */
 final class ContentServiceClient
 {
diff --git a/Dataplex/src/V1/Client/DataScanServiceClient.php b/Dataplex/src/V1/Client/DataScanServiceClient.php
index 68ff93659909..796f4f3c729d 100644
--- a/Dataplex/src/V1/Client/DataScanServiceClient.php
+++ b/Dataplex/src/V1/Client/DataScanServiceClient.php
@@ -72,20 +72,20 @@
  * name, and additionally a parseName method to extract the individual identifiers
  * contained within formatted names that are returned by the API.
  *
- * @method PromiseInterface createDataScanAsync(CreateDataScanRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteDataScanAsync(DeleteDataScanRequest $request, array $optionalArgs = [])
- * @method PromiseInterface generateDataQualityRulesAsync(GenerateDataQualityRulesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getDataScanAsync(GetDataScanRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getDataScanJobAsync(GetDataScanJobRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listDataScanJobsAsync(ListDataScanJobsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listDataScansAsync(ListDataScansRequest $request, array $optionalArgs = [])
- * @method PromiseInterface runDataScanAsync(RunDataScanRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateDataScanAsync(UpdateDataScanRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getIamPolicyAsync(GetIamPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface setIamPolicyAsync(SetIamPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface testIamPermissionsAsync(TestIamPermissionsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getLocationAsync(GetLocationRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listLocationsAsync(ListLocationsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> createDataScanAsync(CreateDataScanRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> deleteDataScanAsync(DeleteDataScanRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<GenerateDataQualityRulesResponse> generateDataQualityRulesAsync(GenerateDataQualityRulesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<DataScan> getDataScanAsync(GetDataScanRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<DataScanJob> getDataScanJobAsync(GetDataScanJobRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listDataScanJobsAsync(ListDataScanJobsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listDataScansAsync(ListDataScansRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<RunDataScanResponse> runDataScanAsync(RunDataScanRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> updateDataScanAsync(UpdateDataScanRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Policy> getIamPolicyAsync(GetIamPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Policy> setIamPolicyAsync(SetIamPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<TestIamPermissionsResponse> testIamPermissionsAsync(TestIamPermissionsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Location> getLocationAsync(GetLocationRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listLocationsAsync(ListLocationsRequest $request, array $optionalArgs = [])
  */
 final class DataScanServiceClient
 {
diff --git a/Dataplex/src/V1/Client/DataTaxonomyServiceClient.php b/Dataplex/src/V1/Client/DataTaxonomyServiceClient.php
index c9691942bfb4..486ed6bac67b 100644
--- a/Dataplex/src/V1/Client/DataTaxonomyServiceClient.php
+++ b/Dataplex/src/V1/Client/DataTaxonomyServiceClient.php
@@ -76,26 +76,26 @@
  * name, and additionally a parseName method to extract the individual identifiers
  * contained within formatted names that are returned by the API.
  *
- * @method PromiseInterface createDataAttributeAsync(CreateDataAttributeRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createDataAttributeBindingAsync(CreateDataAttributeBindingRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createDataTaxonomyAsync(CreateDataTaxonomyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteDataAttributeAsync(DeleteDataAttributeRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteDataAttributeBindingAsync(DeleteDataAttributeBindingRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteDataTaxonomyAsync(DeleteDataTaxonomyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getDataAttributeAsync(GetDataAttributeRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getDataAttributeBindingAsync(GetDataAttributeBindingRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getDataTaxonomyAsync(GetDataTaxonomyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listDataAttributeBindingsAsync(ListDataAttributeBindingsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listDataAttributesAsync(ListDataAttributesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listDataTaxonomiesAsync(ListDataTaxonomiesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateDataAttributeAsync(UpdateDataAttributeRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateDataAttributeBindingAsync(UpdateDataAttributeBindingRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateDataTaxonomyAsync(UpdateDataTaxonomyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getIamPolicyAsync(GetIamPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface setIamPolicyAsync(SetIamPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface testIamPermissionsAsync(TestIamPermissionsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getLocationAsync(GetLocationRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listLocationsAsync(ListLocationsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> createDataAttributeAsync(CreateDataAttributeRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> createDataAttributeBindingAsync(CreateDataAttributeBindingRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> createDataTaxonomyAsync(CreateDataTaxonomyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> deleteDataAttributeAsync(DeleteDataAttributeRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> deleteDataAttributeBindingAsync(DeleteDataAttributeBindingRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> deleteDataTaxonomyAsync(DeleteDataTaxonomyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<DataAttribute> getDataAttributeAsync(GetDataAttributeRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<DataAttributeBinding> getDataAttributeBindingAsync(GetDataAttributeBindingRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<DataTaxonomy> getDataTaxonomyAsync(GetDataTaxonomyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listDataAttributeBindingsAsync(ListDataAttributeBindingsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listDataAttributesAsync(ListDataAttributesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listDataTaxonomiesAsync(ListDataTaxonomiesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> updateDataAttributeAsync(UpdateDataAttributeRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> updateDataAttributeBindingAsync(UpdateDataAttributeBindingRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> updateDataTaxonomyAsync(UpdateDataTaxonomyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Policy> getIamPolicyAsync(GetIamPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Policy> setIamPolicyAsync(SetIamPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<TestIamPermissionsResponse> testIamPermissionsAsync(TestIamPermissionsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Location> getLocationAsync(GetLocationRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listLocationsAsync(ListLocationsRequest $request, array $optionalArgs = [])
  */
 final class DataTaxonomyServiceClient
 {
diff --git a/Dataplex/src/V1/Client/DataplexServiceClient.php b/Dataplex/src/V1/Client/DataplexServiceClient.php
index 60cb0c5845a3..4e190b177ed9 100644
--- a/Dataplex/src/V1/Client/DataplexServiceClient.php
+++ b/Dataplex/src/V1/Client/DataplexServiceClient.php
@@ -101,44 +101,44 @@
  * name, and additionally a parseName method to extract the individual identifiers
  * contained within formatted names that are returned by the API.
  *
- * @method PromiseInterface cancelJobAsync(CancelJobRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createAssetAsync(CreateAssetRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createEnvironmentAsync(CreateEnvironmentRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createLakeAsync(CreateLakeRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createTaskAsync(CreateTaskRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createZoneAsync(CreateZoneRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteAssetAsync(DeleteAssetRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteEnvironmentAsync(DeleteEnvironmentRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteLakeAsync(DeleteLakeRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteTaskAsync(DeleteTaskRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteZoneAsync(DeleteZoneRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getAssetAsync(GetAssetRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getEnvironmentAsync(GetEnvironmentRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getJobAsync(GetJobRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getLakeAsync(GetLakeRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getTaskAsync(GetTaskRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getZoneAsync(GetZoneRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listAssetActionsAsync(ListAssetActionsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listAssetsAsync(ListAssetsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listEnvironmentsAsync(ListEnvironmentsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listJobsAsync(ListJobsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listLakeActionsAsync(ListLakeActionsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listLakesAsync(ListLakesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listSessionsAsync(ListSessionsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listTasksAsync(ListTasksRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listZoneActionsAsync(ListZoneActionsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listZonesAsync(ListZonesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface runTaskAsync(RunTaskRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateAssetAsync(UpdateAssetRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateEnvironmentAsync(UpdateEnvironmentRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateLakeAsync(UpdateLakeRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateTaskAsync(UpdateTaskRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateZoneAsync(UpdateZoneRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getIamPolicyAsync(GetIamPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface setIamPolicyAsync(SetIamPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface testIamPermissionsAsync(TestIamPermissionsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getLocationAsync(GetLocationRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listLocationsAsync(ListLocationsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> cancelJobAsync(CancelJobRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> createAssetAsync(CreateAssetRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> createEnvironmentAsync(CreateEnvironmentRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> createLakeAsync(CreateLakeRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> createTaskAsync(CreateTaskRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> createZoneAsync(CreateZoneRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> deleteAssetAsync(DeleteAssetRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> deleteEnvironmentAsync(DeleteEnvironmentRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> deleteLakeAsync(DeleteLakeRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> deleteTaskAsync(DeleteTaskRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> deleteZoneAsync(DeleteZoneRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Asset> getAssetAsync(GetAssetRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Environment> getEnvironmentAsync(GetEnvironmentRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Job> getJobAsync(GetJobRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Lake> getLakeAsync(GetLakeRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Task> getTaskAsync(GetTaskRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Zone> getZoneAsync(GetZoneRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listAssetActionsAsync(ListAssetActionsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listAssetsAsync(ListAssetsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listEnvironmentsAsync(ListEnvironmentsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listJobsAsync(ListJobsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listLakeActionsAsync(ListLakeActionsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listLakesAsync(ListLakesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listSessionsAsync(ListSessionsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listTasksAsync(ListTasksRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listZoneActionsAsync(ListZoneActionsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listZonesAsync(ListZonesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<RunTaskResponse> runTaskAsync(RunTaskRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> updateAssetAsync(UpdateAssetRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> updateEnvironmentAsync(UpdateEnvironmentRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> updateLakeAsync(UpdateLakeRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> updateTaskAsync(UpdateTaskRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> updateZoneAsync(UpdateZoneRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Policy> getIamPolicyAsync(GetIamPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Policy> setIamPolicyAsync(SetIamPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<TestIamPermissionsResponse> testIamPermissionsAsync(TestIamPermissionsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Location> getLocationAsync(GetLocationRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listLocationsAsync(ListLocationsRequest $request, array $optionalArgs = [])
  */
 final class DataplexServiceClient
 {
diff --git a/Dataplex/src/V1/Client/MetadataServiceClient.php b/Dataplex/src/V1/Client/MetadataServiceClient.php
index 69088348a127..1a312e43452a 100644
--- a/Dataplex/src/V1/Client/MetadataServiceClient.php
+++ b/Dataplex/src/V1/Client/MetadataServiceClient.php
@@ -66,20 +66,20 @@
  * name, and additionally a parseName method to extract the individual identifiers
  * contained within formatted names that are returned by the API.
  *
- * @method PromiseInterface createEntityAsync(CreateEntityRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createPartitionAsync(CreatePartitionRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteEntityAsync(DeleteEntityRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deletePartitionAsync(DeletePartitionRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getEntityAsync(GetEntityRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getPartitionAsync(GetPartitionRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listEntitiesAsync(ListEntitiesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listPartitionsAsync(ListPartitionsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateEntityAsync(UpdateEntityRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getIamPolicyAsync(GetIamPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface setIamPolicyAsync(SetIamPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface testIamPermissionsAsync(TestIamPermissionsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getLocationAsync(GetLocationRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listLocationsAsync(ListLocationsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Entity> createEntityAsync(CreateEntityRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Partition> createPartitionAsync(CreatePartitionRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> deleteEntityAsync(DeleteEntityRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> deletePartitionAsync(DeletePartitionRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Entity> getEntityAsync(GetEntityRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Partition> getPartitionAsync(GetPartitionRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listEntitiesAsync(ListEntitiesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listPartitionsAsync(ListPartitionsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Entity> updateEntityAsync(UpdateEntityRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Policy> getIamPolicyAsync(GetIamPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Policy> setIamPolicyAsync(SetIamPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<TestIamPermissionsResponse> testIamPermissionsAsync(TestIamPermissionsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Location> getLocationAsync(GetLocationRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listLocationsAsync(ListLocationsRequest $request, array $optionalArgs = [])
  */
 final class MetadataServiceClient
 {
diff --git a/Dataproc/src/V1/Client/AutoscalingPolicyServiceClient.php b/Dataproc/src/V1/Client/AutoscalingPolicyServiceClient.php
index 9380d7a22a04..04b1e4dcb513 100644
--- a/Dataproc/src/V1/Client/AutoscalingPolicyServiceClient.php
+++ b/Dataproc/src/V1/Client/AutoscalingPolicyServiceClient.php
@@ -58,14 +58,14 @@
  * name, and additionally a parseName method to extract the individual identifiers
  * contained within formatted names that are returned by the API.
  *
- * @method PromiseInterface createAutoscalingPolicyAsync(CreateAutoscalingPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteAutoscalingPolicyAsync(DeleteAutoscalingPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getAutoscalingPolicyAsync(GetAutoscalingPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listAutoscalingPoliciesAsync(ListAutoscalingPoliciesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateAutoscalingPolicyAsync(UpdateAutoscalingPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getIamPolicyAsync(GetIamPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface setIamPolicyAsync(SetIamPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface testIamPermissionsAsync(TestIamPermissionsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<AutoscalingPolicy> createAutoscalingPolicyAsync(CreateAutoscalingPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> deleteAutoscalingPolicyAsync(DeleteAutoscalingPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<AutoscalingPolicy> getAutoscalingPolicyAsync(GetAutoscalingPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listAutoscalingPoliciesAsync(ListAutoscalingPoliciesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<AutoscalingPolicy> updateAutoscalingPolicyAsync(UpdateAutoscalingPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Policy> getIamPolicyAsync(GetIamPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Policy> setIamPolicyAsync(SetIamPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<TestIamPermissionsResponse> testIamPermissionsAsync(TestIamPermissionsRequest $request, array $optionalArgs = [])
  */
 final class AutoscalingPolicyServiceClient
 {
diff --git a/Dataproc/src/V1/Client/BatchControllerClient.php b/Dataproc/src/V1/Client/BatchControllerClient.php
index 8e2e165c68c0..817a0b25b75f 100644
--- a/Dataproc/src/V1/Client/BatchControllerClient.php
+++ b/Dataproc/src/V1/Client/BatchControllerClient.php
@@ -59,13 +59,13 @@
  * name, and additionally a parseName method to extract the individual identifiers
  * contained within formatted names that are returned by the API.
  *
- * @method PromiseInterface createBatchAsync(CreateBatchRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteBatchAsync(DeleteBatchRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getBatchAsync(GetBatchRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listBatchesAsync(ListBatchesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getIamPolicyAsync(GetIamPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface setIamPolicyAsync(SetIamPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface testIamPermissionsAsync(TestIamPermissionsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> createBatchAsync(CreateBatchRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> deleteBatchAsync(DeleteBatchRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Batch> getBatchAsync(GetBatchRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listBatchesAsync(ListBatchesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Policy> getIamPolicyAsync(GetIamPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Policy> setIamPolicyAsync(SetIamPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<TestIamPermissionsResponse> testIamPermissionsAsync(TestIamPermissionsRequest $request, array $optionalArgs = [])
  */
 final class BatchControllerClient
 {
diff --git a/Dataproc/src/V1/Client/ClusterControllerClient.php b/Dataproc/src/V1/Client/ClusterControllerClient.php
index bddd5b3913bd..9c88fa41ebe3 100644
--- a/Dataproc/src/V1/Client/ClusterControllerClient.php
+++ b/Dataproc/src/V1/Client/ClusterControllerClient.php
@@ -66,17 +66,17 @@
  * name, and additionally a parseName method to extract the individual identifiers
  * contained within formatted names that are returned by the API.
  *
- * @method PromiseInterface createClusterAsync(CreateClusterRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteClusterAsync(DeleteClusterRequest $request, array $optionalArgs = [])
- * @method PromiseInterface diagnoseClusterAsync(DiagnoseClusterRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getClusterAsync(GetClusterRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listClustersAsync(ListClustersRequest $request, array $optionalArgs = [])
- * @method PromiseInterface startClusterAsync(StartClusterRequest $request, array $optionalArgs = [])
- * @method PromiseInterface stopClusterAsync(StopClusterRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateClusterAsync(UpdateClusterRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getIamPolicyAsync(GetIamPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface setIamPolicyAsync(SetIamPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface testIamPermissionsAsync(TestIamPermissionsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> createClusterAsync(CreateClusterRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> deleteClusterAsync(DeleteClusterRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> diagnoseClusterAsync(DiagnoseClusterRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Cluster> getClusterAsync(GetClusterRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listClustersAsync(ListClustersRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> startClusterAsync(StartClusterRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> stopClusterAsync(StopClusterRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> updateClusterAsync(UpdateClusterRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Policy> getIamPolicyAsync(GetIamPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Policy> setIamPolicyAsync(SetIamPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<TestIamPermissionsResponse> testIamPermissionsAsync(TestIamPermissionsRequest $request, array $optionalArgs = [])
  */
 final class ClusterControllerClient
 {
diff --git a/Dataproc/src/V1/Client/JobControllerClient.php b/Dataproc/src/V1/Client/JobControllerClient.php
index 4123d52299ca..452a4c5963f4 100644
--- a/Dataproc/src/V1/Client/JobControllerClient.php
+++ b/Dataproc/src/V1/Client/JobControllerClient.php
@@ -55,16 +55,16 @@
  * This class provides the ability to make remote calls to the backing service through method
  * calls that map to API methods.
  *
- * @method PromiseInterface cancelJobAsync(CancelJobRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteJobAsync(DeleteJobRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getJobAsync(GetJobRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listJobsAsync(ListJobsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface submitJobAsync(SubmitJobRequest $request, array $optionalArgs = [])
- * @method PromiseInterface submitJobAsOperationAsync(SubmitJobRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateJobAsync(UpdateJobRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getIamPolicyAsync(GetIamPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface setIamPolicyAsync(SetIamPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface testIamPermissionsAsync(TestIamPermissionsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Job> cancelJobAsync(CancelJobRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> deleteJobAsync(DeleteJobRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Job> getJobAsync(GetJobRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listJobsAsync(ListJobsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Job> submitJobAsync(SubmitJobRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> submitJobAsOperationAsync(SubmitJobRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Job> updateJobAsync(UpdateJobRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Policy> getIamPolicyAsync(GetIamPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Policy> setIamPolicyAsync(SetIamPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<TestIamPermissionsResponse> testIamPermissionsAsync(TestIamPermissionsRequest $request, array $optionalArgs = [])
  */
 final class JobControllerClient
 {
diff --git a/Dataproc/src/V1/Client/NodeGroupControllerClient.php b/Dataproc/src/V1/Client/NodeGroupControllerClient.php
index 646824105c14..e736a4a75161 100644
--- a/Dataproc/src/V1/Client/NodeGroupControllerClient.php
+++ b/Dataproc/src/V1/Client/NodeGroupControllerClient.php
@@ -59,12 +59,12 @@
  * name, and additionally a parseName method to extract the individual identifiers
  * contained within formatted names that are returned by the API.
  *
- * @method PromiseInterface createNodeGroupAsync(CreateNodeGroupRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getNodeGroupAsync(GetNodeGroupRequest $request, array $optionalArgs = [])
- * @method PromiseInterface resizeNodeGroupAsync(ResizeNodeGroupRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getIamPolicyAsync(GetIamPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface setIamPolicyAsync(SetIamPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface testIamPermissionsAsync(TestIamPermissionsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> createNodeGroupAsync(CreateNodeGroupRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<NodeGroup> getNodeGroupAsync(GetNodeGroupRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> resizeNodeGroupAsync(ResizeNodeGroupRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Policy> getIamPolicyAsync(GetIamPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Policy> setIamPolicyAsync(SetIamPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<TestIamPermissionsResponse> testIamPermissionsAsync(TestIamPermissionsRequest $request, array $optionalArgs = [])
  */
 final class NodeGroupControllerClient
 {
diff --git a/Dataproc/src/V1/Client/SessionControllerClient.php b/Dataproc/src/V1/Client/SessionControllerClient.php
index 51647dd11b98..14080722a937 100644
--- a/Dataproc/src/V1/Client/SessionControllerClient.php
+++ b/Dataproc/src/V1/Client/SessionControllerClient.php
@@ -60,14 +60,14 @@
  * name, and additionally a parseName method to extract the individual identifiers
  * contained within formatted names that are returned by the API.
  *
- * @method PromiseInterface createSessionAsync(CreateSessionRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteSessionAsync(DeleteSessionRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getSessionAsync(GetSessionRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listSessionsAsync(ListSessionsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface terminateSessionAsync(TerminateSessionRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getIamPolicyAsync(GetIamPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface setIamPolicyAsync(SetIamPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface testIamPermissionsAsync(TestIamPermissionsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> createSessionAsync(CreateSessionRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> deleteSessionAsync(DeleteSessionRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Session> getSessionAsync(GetSessionRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listSessionsAsync(ListSessionsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> terminateSessionAsync(TerminateSessionRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Policy> getIamPolicyAsync(GetIamPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Policy> setIamPolicyAsync(SetIamPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<TestIamPermissionsResponse> testIamPermissionsAsync(TestIamPermissionsRequest $request, array $optionalArgs = [])
  */
 final class SessionControllerClient
 {
diff --git a/Dataproc/src/V1/Client/SessionTemplateControllerClient.php b/Dataproc/src/V1/Client/SessionTemplateControllerClient.php
index a32d735a6f0f..481cddad72db 100644
--- a/Dataproc/src/V1/Client/SessionTemplateControllerClient.php
+++ b/Dataproc/src/V1/Client/SessionTemplateControllerClient.php
@@ -57,14 +57,14 @@
  * name, and additionally a parseName method to extract the individual identifiers
  * contained within formatted names that are returned by the API.
  *
- * @method PromiseInterface createSessionTemplateAsync(CreateSessionTemplateRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteSessionTemplateAsync(DeleteSessionTemplateRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getSessionTemplateAsync(GetSessionTemplateRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listSessionTemplatesAsync(ListSessionTemplatesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateSessionTemplateAsync(UpdateSessionTemplateRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getIamPolicyAsync(GetIamPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface setIamPolicyAsync(SetIamPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface testIamPermissionsAsync(TestIamPermissionsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<SessionTemplate> createSessionTemplateAsync(CreateSessionTemplateRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> deleteSessionTemplateAsync(DeleteSessionTemplateRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<SessionTemplate> getSessionTemplateAsync(GetSessionTemplateRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listSessionTemplatesAsync(ListSessionTemplatesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<SessionTemplate> updateSessionTemplateAsync(UpdateSessionTemplateRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Policy> getIamPolicyAsync(GetIamPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Policy> setIamPolicyAsync(SetIamPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<TestIamPermissionsResponse> testIamPermissionsAsync(TestIamPermissionsRequest $request, array $optionalArgs = [])
  */
 final class SessionTemplateControllerClient
 {
diff --git a/Dataproc/src/V1/Client/WorkflowTemplateServiceClient.php b/Dataproc/src/V1/Client/WorkflowTemplateServiceClient.php
index f430890f58e0..e3f313e1bc0d 100644
--- a/Dataproc/src/V1/Client/WorkflowTemplateServiceClient.php
+++ b/Dataproc/src/V1/Client/WorkflowTemplateServiceClient.php
@@ -64,16 +64,16 @@
  * name, and additionally a parseName method to extract the individual identifiers
  * contained within formatted names that are returned by the API.
  *
- * @method PromiseInterface createWorkflowTemplateAsync(CreateWorkflowTemplateRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteWorkflowTemplateAsync(DeleteWorkflowTemplateRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getWorkflowTemplateAsync(GetWorkflowTemplateRequest $request, array $optionalArgs = [])
- * @method PromiseInterface instantiateInlineWorkflowTemplateAsync(InstantiateInlineWorkflowTemplateRequest $request, array $optionalArgs = [])
- * @method PromiseInterface instantiateWorkflowTemplateAsync(InstantiateWorkflowTemplateRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listWorkflowTemplatesAsync(ListWorkflowTemplatesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateWorkflowTemplateAsync(UpdateWorkflowTemplateRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getIamPolicyAsync(GetIamPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface setIamPolicyAsync(SetIamPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface testIamPermissionsAsync(TestIamPermissionsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<WorkflowTemplate> createWorkflowTemplateAsync(CreateWorkflowTemplateRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> deleteWorkflowTemplateAsync(DeleteWorkflowTemplateRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<WorkflowTemplate> getWorkflowTemplateAsync(GetWorkflowTemplateRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> instantiateInlineWorkflowTemplateAsync(InstantiateInlineWorkflowTemplateRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> instantiateWorkflowTemplateAsync(InstantiateWorkflowTemplateRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listWorkflowTemplatesAsync(ListWorkflowTemplatesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<WorkflowTemplate> updateWorkflowTemplateAsync(UpdateWorkflowTemplateRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Policy> getIamPolicyAsync(GetIamPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Policy> setIamPolicyAsync(SetIamPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<TestIamPermissionsResponse> testIamPermissionsAsync(TestIamPermissionsRequest $request, array $optionalArgs = [])
  */
 final class WorkflowTemplateServiceClient
 {
diff --git a/Datastream/src/V1/Client/DatastreamClient.php b/Datastream/src/V1/Client/DatastreamClient.php
index de4abf49b4f6..1a48e64914cd 100644
--- a/Datastream/src/V1/Client/DatastreamClient.php
+++ b/Datastream/src/V1/Client/DatastreamClient.php
@@ -85,33 +85,33 @@
  * name, and additionally a parseName method to extract the individual identifiers
  * contained within formatted names that are returned by the API.
  *
- * @method PromiseInterface createConnectionProfileAsync(CreateConnectionProfileRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createPrivateConnectionAsync(CreatePrivateConnectionRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createRouteAsync(CreateRouteRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createStreamAsync(CreateStreamRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteConnectionProfileAsync(DeleteConnectionProfileRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deletePrivateConnectionAsync(DeletePrivateConnectionRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteRouteAsync(DeleteRouteRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteStreamAsync(DeleteStreamRequest $request, array $optionalArgs = [])
- * @method PromiseInterface discoverConnectionProfileAsync(DiscoverConnectionProfileRequest $request, array $optionalArgs = [])
- * @method PromiseInterface fetchStaticIpsAsync(FetchStaticIpsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getConnectionProfileAsync(GetConnectionProfileRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getPrivateConnectionAsync(GetPrivateConnectionRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getRouteAsync(GetRouteRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getStreamAsync(GetStreamRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getStreamObjectAsync(GetStreamObjectRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listConnectionProfilesAsync(ListConnectionProfilesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listPrivateConnectionsAsync(ListPrivateConnectionsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listRoutesAsync(ListRoutesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listStreamObjectsAsync(ListStreamObjectsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listStreamsAsync(ListStreamsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface lookupStreamObjectAsync(LookupStreamObjectRequest $request, array $optionalArgs = [])
- * @method PromiseInterface startBackfillJobAsync(StartBackfillJobRequest $request, array $optionalArgs = [])
- * @method PromiseInterface stopBackfillJobAsync(StopBackfillJobRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateConnectionProfileAsync(UpdateConnectionProfileRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateStreamAsync(UpdateStreamRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getLocationAsync(GetLocationRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listLocationsAsync(ListLocationsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> createConnectionProfileAsync(CreateConnectionProfileRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> createPrivateConnectionAsync(CreatePrivateConnectionRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> createRouteAsync(CreateRouteRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> createStreamAsync(CreateStreamRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> deleteConnectionProfileAsync(DeleteConnectionProfileRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> deletePrivateConnectionAsync(DeletePrivateConnectionRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> deleteRouteAsync(DeleteRouteRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> deleteStreamAsync(DeleteStreamRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<DiscoverConnectionProfileResponse> discoverConnectionProfileAsync(DiscoverConnectionProfileRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> fetchStaticIpsAsync(FetchStaticIpsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<ConnectionProfile> getConnectionProfileAsync(GetConnectionProfileRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PrivateConnection> getPrivateConnectionAsync(GetPrivateConnectionRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Route> getRouteAsync(GetRouteRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Stream> getStreamAsync(GetStreamRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<StreamObject> getStreamObjectAsync(GetStreamObjectRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listConnectionProfilesAsync(ListConnectionProfilesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listPrivateConnectionsAsync(ListPrivateConnectionsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listRoutesAsync(ListRoutesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listStreamObjectsAsync(ListStreamObjectsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listStreamsAsync(ListStreamsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<StreamObject> lookupStreamObjectAsync(LookupStreamObjectRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<StartBackfillJobResponse> startBackfillJobAsync(StartBackfillJobRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<StopBackfillJobResponse> stopBackfillJobAsync(StopBackfillJobRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> updateConnectionProfileAsync(UpdateConnectionProfileRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> updateStreamAsync(UpdateStreamRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Location> getLocationAsync(GetLocationRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listLocationsAsync(ListLocationsRequest $request, array $optionalArgs = [])
  */
 final class DatastreamClient
 {
diff --git a/DeveloperConnect/src/V1/Client/DeveloperConnectClient.php b/DeveloperConnect/src/V1/Client/DeveloperConnectClient.php
index 9831de633cf9..46718be4a797 100644
--- a/DeveloperConnect/src/V1/Client/DeveloperConnectClient.php
+++ b/DeveloperConnect/src/V1/Client/DeveloperConnectClient.php
@@ -71,22 +71,22 @@
  * name, and additionally a parseName method to extract the individual identifiers
  * contained within formatted names that are returned by the API.
  *
- * @method PromiseInterface createConnectionAsync(CreateConnectionRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createGitRepositoryLinkAsync(CreateGitRepositoryLinkRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteConnectionAsync(DeleteConnectionRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteGitRepositoryLinkAsync(DeleteGitRepositoryLinkRequest $request, array $optionalArgs = [])
- * @method PromiseInterface fetchGitHubInstallationsAsync(FetchGitHubInstallationsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface fetchGitRefsAsync(FetchGitRefsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface fetchLinkableGitRepositoriesAsync(FetchLinkableGitRepositoriesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface fetchReadTokenAsync(FetchReadTokenRequest $request, array $optionalArgs = [])
- * @method PromiseInterface fetchReadWriteTokenAsync(FetchReadWriteTokenRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getConnectionAsync(GetConnectionRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getGitRepositoryLinkAsync(GetGitRepositoryLinkRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listConnectionsAsync(ListConnectionsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listGitRepositoryLinksAsync(ListGitRepositoryLinksRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateConnectionAsync(UpdateConnectionRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getLocationAsync(GetLocationRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listLocationsAsync(ListLocationsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> createConnectionAsync(CreateConnectionRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> createGitRepositoryLinkAsync(CreateGitRepositoryLinkRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> deleteConnectionAsync(DeleteConnectionRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> deleteGitRepositoryLinkAsync(DeleteGitRepositoryLinkRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<FetchGitHubInstallationsResponse> fetchGitHubInstallationsAsync(FetchGitHubInstallationsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> fetchGitRefsAsync(FetchGitRefsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> fetchLinkableGitRepositoriesAsync(FetchLinkableGitRepositoriesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<FetchReadTokenResponse> fetchReadTokenAsync(FetchReadTokenRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<FetchReadWriteTokenResponse> fetchReadWriteTokenAsync(FetchReadWriteTokenRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Connection> getConnectionAsync(GetConnectionRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<GitRepositoryLink> getGitRepositoryLinkAsync(GetGitRepositoryLinkRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listConnectionsAsync(ListConnectionsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listGitRepositoryLinksAsync(ListGitRepositoryLinksRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> updateConnectionAsync(UpdateConnectionRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Location> getLocationAsync(GetLocationRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listLocationsAsync(ListLocationsRequest $request, array $optionalArgs = [])
  */
 final class DeveloperConnectClient
 {
diff --git a/Dms/src/V1/Client/DataMigrationServiceClient.php b/Dms/src/V1/Client/DataMigrationServiceClient.php
index 28098656d526..01ff5fbd1d1c 100644
--- a/Dms/src/V1/Client/DataMigrationServiceClient.php
+++ b/Dms/src/V1/Client/DataMigrationServiceClient.php
@@ -99,47 +99,47 @@
  * name, and additionally a parseName method to extract the individual identifiers
  * contained within formatted names that are returned by the API.
  *
- * @method PromiseInterface applyConversionWorkspaceAsync(ApplyConversionWorkspaceRequest $request, array $optionalArgs = [])
- * @method PromiseInterface commitConversionWorkspaceAsync(CommitConversionWorkspaceRequest $request, array $optionalArgs = [])
- * @method PromiseInterface convertConversionWorkspaceAsync(ConvertConversionWorkspaceRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createConnectionProfileAsync(CreateConnectionProfileRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createConversionWorkspaceAsync(CreateConversionWorkspaceRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createMappingRuleAsync(CreateMappingRuleRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createMigrationJobAsync(CreateMigrationJobRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createPrivateConnectionAsync(CreatePrivateConnectionRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteConnectionProfileAsync(DeleteConnectionProfileRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteConversionWorkspaceAsync(DeleteConversionWorkspaceRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteMappingRuleAsync(DeleteMappingRuleRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteMigrationJobAsync(DeleteMigrationJobRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deletePrivateConnectionAsync(DeletePrivateConnectionRequest $request, array $optionalArgs = [])
- * @method PromiseInterface describeConversionWorkspaceRevisionsAsync(DescribeConversionWorkspaceRevisionsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface describeDatabaseEntitiesAsync(DescribeDatabaseEntitiesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface fetchStaticIpsAsync(FetchStaticIpsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface generateSshScriptAsync(GenerateSshScriptRequest $request, array $optionalArgs = [])
- * @method PromiseInterface generateTcpProxyScriptAsync(GenerateTcpProxyScriptRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getConnectionProfileAsync(GetConnectionProfileRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getConversionWorkspaceAsync(GetConversionWorkspaceRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getMappingRuleAsync(GetMappingRuleRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getMigrationJobAsync(GetMigrationJobRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getPrivateConnectionAsync(GetPrivateConnectionRequest $request, array $optionalArgs = [])
- * @method PromiseInterface importMappingRulesAsync(ImportMappingRulesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listConnectionProfilesAsync(ListConnectionProfilesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listConversionWorkspacesAsync(ListConversionWorkspacesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listMappingRulesAsync(ListMappingRulesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listMigrationJobsAsync(ListMigrationJobsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listPrivateConnectionsAsync(ListPrivateConnectionsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface promoteMigrationJobAsync(PromoteMigrationJobRequest $request, array $optionalArgs = [])
- * @method PromiseInterface restartMigrationJobAsync(RestartMigrationJobRequest $request, array $optionalArgs = [])
- * @method PromiseInterface resumeMigrationJobAsync(ResumeMigrationJobRequest $request, array $optionalArgs = [])
- * @method PromiseInterface rollbackConversionWorkspaceAsync(RollbackConversionWorkspaceRequest $request, array $optionalArgs = [])
- * @method PromiseInterface searchBackgroundJobsAsync(SearchBackgroundJobsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface seedConversionWorkspaceAsync(SeedConversionWorkspaceRequest $request, array $optionalArgs = [])
- * @method PromiseInterface startMigrationJobAsync(StartMigrationJobRequest $request, array $optionalArgs = [])
- * @method PromiseInterface stopMigrationJobAsync(StopMigrationJobRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateConnectionProfileAsync(UpdateConnectionProfileRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateConversionWorkspaceAsync(UpdateConversionWorkspaceRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateMigrationJobAsync(UpdateMigrationJobRequest $request, array $optionalArgs = [])
- * @method PromiseInterface verifyMigrationJobAsync(VerifyMigrationJobRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> applyConversionWorkspaceAsync(ApplyConversionWorkspaceRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> commitConversionWorkspaceAsync(CommitConversionWorkspaceRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> convertConversionWorkspaceAsync(ConvertConversionWorkspaceRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> createConnectionProfileAsync(CreateConnectionProfileRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> createConversionWorkspaceAsync(CreateConversionWorkspaceRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<MappingRule> createMappingRuleAsync(CreateMappingRuleRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> createMigrationJobAsync(CreateMigrationJobRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> createPrivateConnectionAsync(CreatePrivateConnectionRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> deleteConnectionProfileAsync(DeleteConnectionProfileRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> deleteConversionWorkspaceAsync(DeleteConversionWorkspaceRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<void> deleteMappingRuleAsync(DeleteMappingRuleRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> deleteMigrationJobAsync(DeleteMigrationJobRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> deletePrivateConnectionAsync(DeletePrivateConnectionRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<DescribeConversionWorkspaceRevisionsResponse> describeConversionWorkspaceRevisionsAsync(DescribeConversionWorkspaceRevisionsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> describeDatabaseEntitiesAsync(DescribeDatabaseEntitiesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> fetchStaticIpsAsync(FetchStaticIpsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<SshScript> generateSshScriptAsync(GenerateSshScriptRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<TcpProxyScript> generateTcpProxyScriptAsync(GenerateTcpProxyScriptRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<ConnectionProfile> getConnectionProfileAsync(GetConnectionProfileRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<ConversionWorkspace> getConversionWorkspaceAsync(GetConversionWorkspaceRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<MappingRule> getMappingRuleAsync(GetMappingRuleRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<MigrationJob> getMigrationJobAsync(GetMigrationJobRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PrivateConnection> getPrivateConnectionAsync(GetPrivateConnectionRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> importMappingRulesAsync(ImportMappingRulesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listConnectionProfilesAsync(ListConnectionProfilesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listConversionWorkspacesAsync(ListConversionWorkspacesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listMappingRulesAsync(ListMappingRulesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listMigrationJobsAsync(ListMigrationJobsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listPrivateConnectionsAsync(ListPrivateConnectionsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> promoteMigrationJobAsync(PromoteMigrationJobRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> restartMigrationJobAsync(RestartMigrationJobRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> resumeMigrationJobAsync(ResumeMigrationJobRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> rollbackConversionWorkspaceAsync(RollbackConversionWorkspaceRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<SearchBackgroundJobsResponse> searchBackgroundJobsAsync(SearchBackgroundJobsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> seedConversionWorkspaceAsync(SeedConversionWorkspaceRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> startMigrationJobAsync(StartMigrationJobRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> stopMigrationJobAsync(StopMigrationJobRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> updateConnectionProfileAsync(UpdateConnectionProfileRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> updateConversionWorkspaceAsync(UpdateConversionWorkspaceRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> updateMigrationJobAsync(UpdateMigrationJobRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> verifyMigrationJobAsync(VerifyMigrationJobRequest $request, array $optionalArgs = [])
  */
 final class DataMigrationServiceClient
 {
diff --git a/Quotas/src/V1/Client/CloudQuotasClient.php b/Quotas/src/V1/Client/CloudQuotasClient.php
index dc4ba2ba4e3e..e74c69b5528f 100644
--- a/Quotas/src/V1/Client/CloudQuotasClient.php
+++ b/Quotas/src/V1/Client/CloudQuotasClient.php
@@ -60,12 +60,12 @@
  * name, and additionally a parseName method to extract the individual identifiers
  * contained within formatted names that are returned by the API.
  *
- * @method PromiseInterface createQuotaPreferenceAsync(CreateQuotaPreferenceRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getQuotaInfoAsync(GetQuotaInfoRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getQuotaPreferenceAsync(GetQuotaPreferenceRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listQuotaInfosAsync(ListQuotaInfosRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listQuotaPreferencesAsync(ListQuotaPreferencesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface updateQuotaPreferenceAsync(UpdateQuotaPreferenceRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<QuotaPreference> createQuotaPreferenceAsync(CreateQuotaPreferenceRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<QuotaInfo> getQuotaInfoAsync(GetQuotaInfoRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<QuotaPreference> getQuotaPreferenceAsync(GetQuotaPreferenceRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listQuotaInfosAsync(ListQuotaInfosRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listQuotaPreferencesAsync(ListQuotaPreferencesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<QuotaPreference> updateQuotaPreferenceAsync(UpdateQuotaPreferenceRequest $request, array $optionalArgs = [])
  */
 final class CloudQuotasClient
 {
diff --git a/ServiceControl/src/V1/Client/QuotaControllerClient.php b/ServiceControl/src/V1/Client/QuotaControllerClient.php
index e90a6c80c440..6756a16b28b6 100644
--- a/ServiceControl/src/V1/Client/QuotaControllerClient.php
+++ b/ServiceControl/src/V1/Client/QuotaControllerClient.php
@@ -44,7 +44,7 @@
  * This class provides the ability to make remote calls to the backing service through method
  * calls that map to API methods.
  *
- * @method PromiseInterface allocateQuotaAsync(AllocateQuotaRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<AllocateQuotaResponse> allocateQuotaAsync(AllocateQuotaRequest $request, array $optionalArgs = [])
  */
 final class QuotaControllerClient
 {
diff --git a/ServiceControl/src/V1/Client/ServiceControllerClient.php b/ServiceControl/src/V1/Client/ServiceControllerClient.php
index eeb0413dc325..2d8328ee0a83 100644
--- a/ServiceControl/src/V1/Client/ServiceControllerClient.php
+++ b/ServiceControl/src/V1/Client/ServiceControllerClient.php
@@ -47,8 +47,8 @@
  * This class provides the ability to make remote calls to the backing service through method
  * calls that map to API methods.
  *
- * @method PromiseInterface checkAsync(CheckRequest $request, array $optionalArgs = [])
- * @method PromiseInterface reportAsync(ReportRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<CheckResponse> checkAsync(CheckRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<ReportResponse> reportAsync(ReportRequest $request, array $optionalArgs = [])
  */
 final class ServiceControllerClient
 {
diff --git a/ServiceManagement/src/V1/Client/ServiceManagerClient.php b/ServiceManagement/src/V1/Client/ServiceManagerClient.php
index 99999b62e6fc..9f3cfa1b61a5 100644
--- a/ServiceManagement/src/V1/Client/ServiceManagerClient.php
+++ b/ServiceManagement/src/V1/Client/ServiceManagerClient.php
@@ -68,22 +68,22 @@
  * This class provides the ability to make remote calls to the backing service through method
  * calls that map to API methods.
  *
- * @method PromiseInterface createServiceAsync(CreateServiceRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createServiceConfigAsync(CreateServiceConfigRequest $request, array $optionalArgs = [])
- * @method PromiseInterface createServiceRolloutAsync(CreateServiceRolloutRequest $request, array $optionalArgs = [])
- * @method PromiseInterface deleteServiceAsync(DeleteServiceRequest $request, array $optionalArgs = [])
- * @method PromiseInterface generateConfigReportAsync(GenerateConfigReportRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getServiceAsync(GetServiceRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getServiceConfigAsync(GetServiceConfigRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getServiceRolloutAsync(GetServiceRolloutRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listServiceConfigsAsync(ListServiceConfigsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listServiceRolloutsAsync(ListServiceRolloutsRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listServicesAsync(ListServicesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface submitConfigSourceAsync(SubmitConfigSourceRequest $request, array $optionalArgs = [])
- * @method PromiseInterface undeleteServiceAsync(UndeleteServiceRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getIamPolicyAsync(GetIamPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface setIamPolicyAsync(SetIamPolicyRequest $request, array $optionalArgs = [])
- * @method PromiseInterface testIamPermissionsAsync(TestIamPermissionsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> createServiceAsync(CreateServiceRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Service> createServiceConfigAsync(CreateServiceConfigRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> createServiceRolloutAsync(CreateServiceRolloutRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> deleteServiceAsync(DeleteServiceRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<GenerateConfigReportResponse> generateConfigReportAsync(GenerateConfigReportRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<ManagedService> getServiceAsync(GetServiceRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Service> getServiceConfigAsync(GetServiceConfigRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Rollout> getServiceRolloutAsync(GetServiceRolloutRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listServiceConfigsAsync(ListServiceConfigsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listServiceRolloutsAsync(ListServiceRolloutsRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listServicesAsync(ListServicesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> submitConfigSourceAsync(SubmitConfigSourceRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> undeleteServiceAsync(UndeleteServiceRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Policy> getIamPolicyAsync(GetIamPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Policy> setIamPolicyAsync(SetIamPolicyRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<TestIamPermissionsResponse> testIamPermissionsAsync(TestIamPermissionsRequest $request, array $optionalArgs = [])
  */
 final class ServiceManagerClient
 {
diff --git a/ServiceUsage/src/V1/Client/ServiceUsageClient.php b/ServiceUsage/src/V1/Client/ServiceUsageClient.php
index e0a6778b0886..1be48aeeef10 100644
--- a/ServiceUsage/src/V1/Client/ServiceUsageClient.php
+++ b/ServiceUsage/src/V1/Client/ServiceUsageClient.php
@@ -55,12 +55,12 @@
  * This class provides the ability to make remote calls to the backing service through method
  * calls that map to API methods.
  *
- * @method PromiseInterface batchEnableServicesAsync(BatchEnableServicesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface batchGetServicesAsync(BatchGetServicesRequest $request, array $optionalArgs = [])
- * @method PromiseInterface disableServiceAsync(DisableServiceRequest $request, array $optionalArgs = [])
- * @method PromiseInterface enableServiceAsync(EnableServiceRequest $request, array $optionalArgs = [])
- * @method PromiseInterface getServiceAsync(GetServiceRequest $request, array $optionalArgs = [])
- * @method PromiseInterface listServicesAsync(ListServicesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> batchEnableServicesAsync(BatchEnableServicesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<BatchGetServicesResponse> batchGetServicesAsync(BatchGetServicesRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> disableServiceAsync(DisableServiceRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<OperationResponse> enableServiceAsync(EnableServiceRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<Service> getServiceAsync(GetServiceRequest $request, array $optionalArgs = [])
+ * @method PromiseInterface<PagedListResponse> listServicesAsync(ListServicesRequest $request, array $optionalArgs = [])
  */
 final class ServiceUsageClient
 {