diff --git a/checker/check-added-required-request-body.go b/checker/check-added-required-request-body.go
index 198e48d2..7f44fe2c 100644
--- a/checker/check-added-required-request-body.go
+++ b/checker/check-added-required-request-body.go
@@ -7,9 +7,10 @@ import (
 
 const (
 	AddedRequiredRequestBodyId = "added-required-request-body"
+	AddedOptionalRequestBodyId = "added-optional-request-body"
 )
 
-func AddedRequiredRequestBodyCheck(diffReport *diff.Diff, operationsSources *diff.OperationsSourcesMap, config *Config) Changes {
+func AddedRequestBodyCheck(diffReport *diff.Diff, operationsSources *diff.OperationsSourcesMap, config *Config) Changes {
 	result := make(Changes, 0)
 	if diffReport.PathsDiff == nil {
 		return result
@@ -22,12 +23,19 @@ func AddedRequiredRequestBodyCheck(diffReport *diff.Diff, operationsSources *dif
 			if operationItem.RequestBodyDiff == nil {
 				continue
 			}
-			if operationItem.RequestBodyDiff.Added &&
-				operationItem.Revision.RequestBody.Value.Required {
+			if operationItem.RequestBodyDiff.Added {
+				id := AddedOptionalRequestBodyId
+				logLevel := INFO
+
+				if operationItem.Revision.RequestBody.Value.Required {
+					id = AddedRequiredRequestBodyId
+					logLevel = ERR
+				}
+
 				source := (*operationsSources)[operationItem.Revision]
 				result = append(result, ApiChange{
-					Id:          AddedRequiredRequestBodyId,
-					Level:       ERR,
+					Id:          id,
+					Level:       logLevel,
 					Operation:   operation,
 					OperationId: operationItem.Revision.OperationID,
 					Path:        path,
diff --git a/checker/localizations/localizations.go b/checker/localizations/localizations.go
index 1caeda39..24406919 100644
--- a/checker/localizations/localizations.go
+++ b/checker/localizations/localizations.go
@@ -1,6 +1,6 @@
 // Code generated by go-localize; DO NOT EDIT.
 // This file was generated by robots at
-// 2024-01-28 10:36:11.0749058 +0200 IST m=+0.014169201
+// 2024-04-24 18:43:43.939071 +0300 IDT m=+0.005875554
 
 package localizations
 
@@ -12,6 +12,7 @@ import (
 )
 
 var localizations = map[string]string{
+	"en.messages.added-optional-request-body":                                "added optional request body",
 	"en.messages.added-required-request-body":                                "added required request body",
 	"en.messages.added-required-request-body-description":                    "required request body added",
 	"en.messages.api-deprecated-sunset-parse":                                "api sunset date %s can't be parsed for deprecated API: %v",
@@ -527,6 +528,7 @@ var localizations = map[string]string{
 	"en.messages.unparseable-parameter-to-x-extensible-enum-description":              "unparseable x-extensible-enum in revised request parameter",
 	"en.messages.unparseable-property-from-x-extensible-enum-description":             "unparseable x-extensible-enum in original request property",
 	"en.messages.unparseable-property-to-x-extensible-enum-description":               "unparseable x-extensible-enum in revised request property",
+	"ru.messages.added-optional-request-body":                                         "добавлено необязательное тело запроса",
 	"ru.messages.added-required-request-body":                                         "добавлено обязательное тело запроса",
 	"ru.messages.api-deprecated-sunset-parse":                                         "API deprecated без валидно парсящейся %s даты sunset: %v",
 	"ru.messages.api-global-security-added":                                           "схема безопасности %s была добавлена к API",
diff --git a/checker/localizations_src/en/messages.yaml b/checker/localizations_src/en/messages.yaml
index cf754d28..31f4daa8 100644
--- a/checker/localizations_src/en/messages.yaml
+++ b/checker/localizations_src/en/messages.yaml
@@ -1,6 +1,7 @@
 at: at
 in: in
 added-required-request-body: added required request body
+added-optional-request-body: added optional request body
 request-parameter-removed: deleted the %s request parameter %s
 total-errors: "%d breaking changes: %d %s, %d %s\\n"
 total-changes: "%d changes: %d %s, %d %s, %d %s\\n"
diff --git a/checker/localizations_src/ru/messages.yaml b/checker/localizations_src/ru/messages.yaml
index be82c5ec..5da76ac2 100644
--- a/checker/localizations_src/ru/messages.yaml
+++ b/checker/localizations_src/ru/messages.yaml
@@ -1,6 +1,7 @@
 at: в
 in: в
 added-required-request-body: добавлено обязательное тело запроса
+added-optional-request-body: добавлено необязательное тело запроса
 request-parameter-removed: удалён %s параметр запроса %s
 total-errors: "%s критические изменения: %s %s, %s %s\\n"
 total-changes: "%s изменений: %s %s, %s %s, %s %s\\n"
diff --git a/checker/rules.go b/checker/rules.go
index 5fdef989..c9b767f0 100644
--- a/checker/rules.go
+++ b/checker/rules.go
@@ -58,7 +58,8 @@ func GetAllRules() []BackwardCompatibilityRule {
 		newBackwardCompatibilityRule(APISunsetDeletedId, ERR, true, APISunsetChangedCheck),
 		newBackwardCompatibilityRule(APISunsetDateChangedTooSmallId, ERR, true, APISunsetChangedCheck),
 		// AddedRequiredRequestBodyCheck
-		newBackwardCompatibilityRule(AddedRequiredRequestBodyId, ERR, true, AddedRequiredRequestBodyCheck),
+		newBackwardCompatibilityRule(AddedRequiredRequestBodyId, ERR, true, AddedRequestBodyCheck),
+		newBackwardCompatibilityRule(AddedOptionalRequestBodyId, INFO, true, AddedRequestBodyCheck),
 		// NewRequestNonPathDefaultParameterCheck
 		newBackwardCompatibilityRule(NewRequiredRequestDefaultParameterToExistingPathId, ERR, true, NewRequestNonPathDefaultParameterCheck),
 		newBackwardCompatibilityRule(NewOptionalRequestDefaultParameterToExistingPathId, INFO, true, NewRequestNonPathDefaultParameterCheck),