diff --git a/clients/client-lambda/src/commands/CreateEventSourceMappingCommand.ts b/clients/client-lambda/src/commands/CreateEventSourceMappingCommand.ts
index 4d4f6afa08ad..f9b5b1df1163 100644
--- a/clients/client-lambda/src/commands/CreateEventSourceMappingCommand.ts
+++ b/clients/client-lambda/src/commands/CreateEventSourceMappingCommand.ts
@@ -225,6 +225,10 @@ export interface CreateEventSourceMappingCommandOutput extends EventSourceMappin
  *       "EventCount",
  *     ],
  *   },
+ *   ProvisionedPollerConfig: { // ProvisionedPollerConfig
+ *     MinimumPollers: Number("int"),
+ *     MaximumPollers: Number("int"),
+ *   },
  * };
  * const command = new CreateEventSourceMappingCommand(input);
  * const response = await client.send(command);
@@ -307,6 +311,10 @@ export interface CreateEventSourceMappingCommandOutput extends EventSourceMappin
  * //       "EventCount",
  * //     ],
  * //   },
+ * //   ProvisionedPollerConfig: { // ProvisionedPollerConfig
+ * //     MinimumPollers: Number("int"),
+ * //     MaximumPollers: Number("int"),
+ * //   },
  * // };
  *
  * ```
diff --git a/clients/client-lambda/src/commands/DeleteEventSourceMappingCommand.ts b/clients/client-lambda/src/commands/DeleteEventSourceMappingCommand.ts
index cdbb9e9b7226..c68fc09ccb2f 100644
--- a/clients/client-lambda/src/commands/DeleteEventSourceMappingCommand.ts
+++ b/clients/client-lambda/src/commands/DeleteEventSourceMappingCommand.ts
@@ -122,6 +122,10 @@ export interface DeleteEventSourceMappingCommandOutput extends EventSourceMappin
  * //       "EventCount",
  * //     ],
  * //   },
+ * //   ProvisionedPollerConfig: { // ProvisionedPollerConfig
+ * //     MinimumPollers: Number("int"),
+ * //     MaximumPollers: Number("int"),
+ * //   },
  * // };
  *
  * ```
diff --git a/clients/client-lambda/src/commands/GetEventSourceMappingCommand.ts b/clients/client-lambda/src/commands/GetEventSourceMappingCommand.ts
index d4b234a15cdb..4c9abe543c86 100644
--- a/clients/client-lambda/src/commands/GetEventSourceMappingCommand.ts
+++ b/clients/client-lambda/src/commands/GetEventSourceMappingCommand.ts
@@ -120,6 +120,10 @@ export interface GetEventSourceMappingCommandOutput extends EventSourceMappingCo
  * //       "EventCount",
  * //     ],
  * //   },
+ * //   ProvisionedPollerConfig: { // ProvisionedPollerConfig
+ * //     MinimumPollers: Number("int"),
+ * //     MaximumPollers: Number("int"),
+ * //   },
  * // };
  *
  * ```
diff --git a/clients/client-lambda/src/commands/ListEventSourceMappingsCommand.ts b/clients/client-lambda/src/commands/ListEventSourceMappingsCommand.ts
index bd4e3789a325..2d04760676f6 100644
--- a/clients/client-lambda/src/commands/ListEventSourceMappingsCommand.ts
+++ b/clients/client-lambda/src/commands/ListEventSourceMappingsCommand.ts
@@ -126,6 +126,10 @@ export interface ListEventSourceMappingsCommandOutput extends ListEventSourceMap
  * //           "EventCount",
  * //         ],
  * //       },
+ * //       ProvisionedPollerConfig: { // ProvisionedPollerConfig
+ * //         MinimumPollers: Number("int"),
+ * //         MaximumPollers: Number("int"),
+ * //       },
  * //     },
  * //   ],
  * // };
diff --git a/clients/client-lambda/src/commands/UpdateEventSourceMappingCommand.ts b/clients/client-lambda/src/commands/UpdateEventSourceMappingCommand.ts
index bf196f463d63..8378bab35a28 100644
--- a/clients/client-lambda/src/commands/UpdateEventSourceMappingCommand.ts
+++ b/clients/client-lambda/src/commands/UpdateEventSourceMappingCommand.ts
@@ -202,6 +202,10 @@ export interface UpdateEventSourceMappingCommandOutput extends EventSourceMappin
  *       "EventCount",
  *     ],
  *   },
+ *   ProvisionedPollerConfig: { // ProvisionedPollerConfig
+ *     MinimumPollers: Number("int"),
+ *     MaximumPollers: Number("int"),
+ *   },
  * };
  * const command = new UpdateEventSourceMappingCommand(input);
  * const response = await client.send(command);
@@ -284,6 +288,10 @@ export interface UpdateEventSourceMappingCommandOutput extends EventSourceMappin
  * //       "EventCount",
  * //     ],
  * //   },
+ * //   ProvisionedPollerConfig: { // ProvisionedPollerConfig
+ * //     MinimumPollers: Number("int"),
+ * //     MaximumPollers: Number("int"),
+ * //   },
  * // };
  *
  * ```
diff --git a/clients/client-lambda/src/models/models_0.ts b/clients/client-lambda/src/models/models_0.ts
index fbd6f333c80b..bc8393a8ebf3 100644
--- a/clients/client-lambda/src/models/models_0.ts
+++ b/clients/client-lambda/src/models/models_0.ts
@@ -924,6 +924,26 @@ export interface EventSourceMappingMetricsConfig {
   Metrics?: EventSourceMappingMetric[] | undefined;
 }
 
+/**
+ * <p>The <a href="https://docs.aws.amazon.com/lambda/latest/dg/invocation-eventsourcemapping.html#invocation-eventsourcemapping-provisioned-mode">
+ *       Provisioned Mode</a> configuration for the event source. Use Provisioned Mode to customize the minimum and maximum number of event pollers
+ *       for your event source. An event poller is a compute unit that provides approximately 5 MBps of throughput.</p>
+ * @public
+ */
+export interface ProvisionedPollerConfig {
+  /**
+   * <p>The minimum number of event pollers this event source can scale down to.</p>
+   * @public
+   */
+  MinimumPollers?: number | undefined;
+
+  /**
+   * <p>The maximum number of event pollers this event source can scale up to.</p>
+   * @public
+   */
+  MaximumPollers?: number | undefined;
+}
+
 /**
  * <p>(Amazon SQS only) The scaling configuration for the event source. To remove the configuration, pass an empty value.</p>
  * @public
@@ -1324,6 +1344,13 @@ export interface CreateEventSourceMappingRequest {
    * @public
    */
   MetricsConfig?: EventSourceMappingMetricsConfig | undefined;
+
+  /**
+   * <p>(Amazon MSK and self-managed Apache Kafka only) The Provisioned Mode configuration for the event source.
+   *   For more information, see <a href="https://docs.aws.amazon.com/lambda/latest/dg/invocation-eventsourcemapping.html#invocation-eventsourcemapping-provisioned-mode">Provisioned Mode</a>.</p>
+   * @public
+   */
+  ProvisionedPollerConfig?: ProvisionedPollerConfig | undefined;
 }
 
 /**
@@ -1558,6 +1585,13 @@ export interface EventSourceMappingConfiguration {
    * @public
    */
   MetricsConfig?: EventSourceMappingMetricsConfig | undefined;
+
+  /**
+   * <p>(Amazon MSK and self-managed Apache Kafka only) The Provisioned Mode configuration for the event source.
+   *   For more information, see <a href="https://docs.aws.amazon.com/lambda/latest/dg/invocation-eventsourcemapping.html#invocation-eventsourcemapping-provisioned-mode">Provisioned Mode</a>.</p>
+   * @public
+   */
+  ProvisionedPollerConfig?: ProvisionedPollerConfig | undefined;
 }
 
 /**
@@ -7221,6 +7255,13 @@ export interface UpdateEventSourceMappingRequest {
    * @public
    */
   MetricsConfig?: EventSourceMappingMetricsConfig | undefined;
+
+  /**
+   * <p>(Amazon MSK and self-managed Apache Kafka only) The Provisioned Mode configuration for the event source.
+   *   For more information, see <a href="https://docs.aws.amazon.com/lambda/latest/dg/invocation-eventsourcemapping.html#invocation-eventsourcemapping-provisioned-mode">Provisioned Mode</a>.</p>
+   * @public
+   */
+  ProvisionedPollerConfig?: ProvisionedPollerConfig | undefined;
 }
 
 /**
diff --git a/clients/client-lambda/src/protocols/Aws_restJson1.ts b/clients/client-lambda/src/protocols/Aws_restJson1.ts
index a9a5f3c2817c..5b5150c1b613 100644
--- a/clients/client-lambda/src/protocols/Aws_restJson1.ts
+++ b/clients/client-lambda/src/protocols/Aws_restJson1.ts
@@ -287,6 +287,7 @@ import {
   PolicyLengthExceededException,
   PreconditionFailedException,
   ProvisionedConcurrencyConfigNotFoundException,
+  ProvisionedPollerConfig,
   RecursiveInvocationException,
   RequestTooLargeException,
   ResourceConflictException,
@@ -456,6 +457,7 @@ export const se_CreateEventSourceMappingCommand = async (
       MaximumRetryAttempts: [],
       MetricsConfig: (_) => _json(_),
       ParallelizationFactor: [],
+      ProvisionedPollerConfig: (_) => _json(_),
       Queues: (_) => _json(_),
       ScalingConfig: (_) => _json(_),
       SelfManagedEventSource: (_) => _json(_),
@@ -1699,6 +1701,7 @@ export const se_UpdateEventSourceMappingCommand = async (
       MaximumRetryAttempts: [],
       MetricsConfig: (_) => _json(_),
       ParallelizationFactor: [],
+      ProvisionedPollerConfig: (_) => _json(_),
       ScalingConfig: (_) => _json(_),
       SourceAccessConfigurations: (_) => _json(_),
       TumblingWindowInSeconds: [],
@@ -1960,6 +1963,7 @@ export const de_CreateEventSourceMappingCommand = async (
     MaximumRetryAttempts: __expectInt32,
     MetricsConfig: _json,
     ParallelizationFactor: __expectInt32,
+    ProvisionedPollerConfig: _json,
     Queues: _json,
     ScalingConfig: _json,
     SelfManagedEventSource: _json,
@@ -2127,6 +2131,7 @@ export const de_DeleteEventSourceMappingCommand = async (
     MaximumRetryAttempts: __expectInt32,
     MetricsConfig: _json,
     ParallelizationFactor: __expectInt32,
+    ProvisionedPollerConfig: _json,
     Queues: _json,
     ScalingConfig: _json,
     SelfManagedEventSource: _json,
@@ -2366,6 +2371,7 @@ export const de_GetEventSourceMappingCommand = async (
     MaximumRetryAttempts: __expectInt32,
     MetricsConfig: _json,
     ParallelizationFactor: __expectInt32,
+    ProvisionedPollerConfig: _json,
     Queues: _json,
     ScalingConfig: _json,
     SelfManagedEventSource: _json,
@@ -3433,6 +3439,7 @@ export const de_UpdateEventSourceMappingCommand = async (
     MaximumRetryAttempts: __expectInt32,
     MetricsConfig: _json,
     ParallelizationFactor: __expectInt32,
+    ProvisionedPollerConfig: _json,
     Queues: _json,
     ScalingConfig: _json,
     SelfManagedEventSource: _json,
@@ -4690,6 +4697,8 @@ const se_LayerVersionContentInput = (input: LayerVersionContentInput, context: _
 
 // se_OnSuccess omitted.
 
+// se_ProvisionedPollerConfig omitted.
+
 // se_Queues omitted.
 
 // se_ScalingConfig omitted.
@@ -4838,6 +4847,7 @@ const de_EventSourceMappingConfiguration = (output: any, context: __SerdeContext
     MaximumRetryAttempts: __expectInt32,
     MetricsConfig: _json,
     ParallelizationFactor: __expectInt32,
+    ProvisionedPollerConfig: _json,
     Queues: _json,
     ScalingConfig: _json,
     SelfManagedEventSource: _json,
@@ -4954,6 +4964,8 @@ const de_FunctionEventInvokeConfigList = (output: any, context: __SerdeContext):
 
 // de_ProvisionedConcurrencyConfigListItem omitted.
 
+// de_ProvisionedPollerConfig omitted.
+
 // de_Queues omitted.
 
 // de_RuntimeVersionConfig omitted.
diff --git a/codegen/sdk-codegen/aws-models/lambda.json b/codegen/sdk-codegen/aws-models/lambda.json
index d41f998817ec..7690793fbfb4 100644
--- a/codegen/sdk-codegen/aws-models/lambda.json
+++ b/codegen/sdk-codegen/aws-models/lambda.json
@@ -2780,6 +2780,12 @@
           "traits": {
             "smithy.api#documentation": "<p>The metrics configuration for your event source. For more information, see <a href=\"https://docs.aws.amazon.com/lambda/latest/dg/monitoring-metrics-types.html#event-source-mapping-metrics\">Event source mapping metrics</a>.</p>"
           }
+        },
+        "ProvisionedPollerConfig": {
+          "target": "com.amazonaws.lambda#ProvisionedPollerConfig",
+          "traits": {
+            "smithy.api#documentation": "<p>(Amazon MSK and self-managed Apache Kafka only) The Provisioned Mode configuration for the event source.\n  For more information, see <a href=\"https://docs.aws.amazon.com/lambda/latest/dg/invocation-eventsourcemapping.html#invocation-eventsourcemapping-provisioned-mode\">Provisioned Mode</a>.</p>"
+          }
         }
       },
       "traits": {
@@ -4347,6 +4353,12 @@
           "traits": {
             "smithy.api#documentation": "<p>The metrics configuration for your event source. For more information, see <a href=\"https://docs.aws.amazon.com/lambda/latest/dg/monitoring-metrics-types.html#event-source-mapping-metrics\">Event source mapping metrics</a>.</p>"
           }
+        },
+        "ProvisionedPollerConfig": {
+          "target": "com.amazonaws.lambda#ProvisionedPollerConfig",
+          "traits": {
+            "smithy.api#documentation": "<p>(Amazon MSK and self-managed Apache Kafka only) The Provisioned Mode configuration for the event source.\n  For more information, see <a href=\"https://docs.aws.amazon.com/lambda/latest/dg/invocation-eventsourcemapping.html#invocation-eventsourcemapping-provisioned-mode\">Provisioned Mode</a>.</p>"
+          }
         }
       },
       "traits": {
@@ -9557,6 +9569,15 @@
         }
       }
     },
+    "com.amazonaws.lambda#MaximumNumberOfPollers": {
+      "type": "integer",
+      "traits": {
+        "smithy.api#range": {
+          "min": 1,
+          "max": 2000
+        }
+      }
+    },
     "com.amazonaws.lambda#MaximumRecordAgeInSeconds": {
       "type": "integer",
       "traits": {
@@ -9603,6 +9624,15 @@
         "smithy.api#pattern": ".*"
       }
     },
+    "com.amazonaws.lambda#MinimumNumberOfPollers": {
+      "type": "integer",
+      "traits": {
+        "smithy.api#range": {
+          "min": 1,
+          "max": 200
+        }
+      }
+    },
     "com.amazonaws.lambda#NameSpacedFunctionArn": {
       "type": "string",
       "traits": {
@@ -9881,6 +9911,26 @@
         }
       }
     },
+    "com.amazonaws.lambda#ProvisionedPollerConfig": {
+      "type": "structure",
+      "members": {
+        "MinimumPollers": {
+          "target": "com.amazonaws.lambda#MinimumNumberOfPollers",
+          "traits": {
+            "smithy.api#documentation": "<p>The minimum number of event pollers this event source can scale down to.</p>"
+          }
+        },
+        "MaximumPollers": {
+          "target": "com.amazonaws.lambda#MaximumNumberOfPollers",
+          "traits": {
+            "smithy.api#documentation": "<p>The maximum number of event pollers this event source can scale up to.</p>"
+          }
+        }
+      },
+      "traits": {
+        "smithy.api#documentation": "<p>The <a href=\"https://docs.aws.amazon.com/lambda/latest/dg/invocation-eventsourcemapping.html#invocation-eventsourcemapping-provisioned-mode\">\n      Provisioned Mode</a> configuration for the event source. Use Provisioned Mode to customize the minimum and maximum number of event pollers\n      for your event source. An event poller is a compute unit that provides approximately 5 MBps of throughput.</p>"
+      }
+    },
     "com.amazonaws.lambda#PublishLayerVersion": {
       "type": "operation",
       "input": {
@@ -12689,6 +12739,12 @@
           "traits": {
             "smithy.api#documentation": "<p>The metrics configuration for your event source. For more information, see <a href=\"https://docs.aws.amazon.com/lambda/latest/dg/monitoring-metrics-types.html#event-source-mapping-metrics\">Event source mapping metrics</a>.</p>"
           }
+        },
+        "ProvisionedPollerConfig": {
+          "target": "com.amazonaws.lambda#ProvisionedPollerConfig",
+          "traits": {
+            "smithy.api#documentation": "<p>(Amazon MSK and self-managed Apache Kafka only) The Provisioned Mode configuration for the event source.\n  For more information, see <a href=\"https://docs.aws.amazon.com/lambda/latest/dg/invocation-eventsourcemapping.html#invocation-eventsourcemapping-provisioned-mode\">Provisioned Mode</a>.</p>"
+          }
         }
       },
       "traits": {