diff --git a/langfuse/api/blob_storage_integrations/client.py b/langfuse/api/blob_storage_integrations/client.py
index 9723e4008..54c827908 100644
--- a/langfuse/api/blob_storage_integrations/client.py
+++ b/langfuse/api/blob_storage_integrations/client.py
@@ -117,7 +117,7 @@ def upsert_blob_storage_integration(
             Name of the storage bucket. For AZURE_BLOB_STORAGE, must be a valid Azure container name (3-63 chars, lowercase letters, numbers, and hyphens only, must start and end with a letter or number, no consecutive hyphens).
 
         region : str
-            Storage region
+            Storage region used by S3-compatible clients (AWS, GCS, Cloudflare R2, MinIO, Azure location IDs such as eastus, OCI). Leading and trailing whitespace is removed. The remaining value must be 1-63 letters, numbers, or hyphens, and cannot start or end with a hyphen. Examples: us-east-1, europe-west1, eastus, auto.
 
         export_frequency : BlobStorageExportFrequency
 
@@ -394,7 +394,7 @@ async def upsert_blob_storage_integration(
             Name of the storage bucket. For AZURE_BLOB_STORAGE, must be a valid Azure container name (3-63 chars, lowercase letters, numbers, and hyphens only, must start and end with a letter or number, no consecutive hyphens).
 
         region : str
-            Storage region
+            Storage region used by S3-compatible clients (AWS, GCS, Cloudflare R2, MinIO, Azure location IDs such as eastus, OCI). Leading and trailing whitespace is removed. The remaining value must be 1-63 letters, numbers, or hyphens, and cannot start or end with a hyphen. Examples: us-east-1, europe-west1, eastus, auto.
 
         export_frequency : BlobStorageExportFrequency
 
diff --git a/langfuse/api/blob_storage_integrations/raw_client.py b/langfuse/api/blob_storage_integrations/raw_client.py
index ec544503a..df1bb9012 100644
--- a/langfuse/api/blob_storage_integrations/raw_client.py
+++ b/langfuse/api/blob_storage_integrations/raw_client.py
@@ -174,7 +174,7 @@ def upsert_blob_storage_integration(
             Name of the storage bucket. For AZURE_BLOB_STORAGE, must be a valid Azure container name (3-63 chars, lowercase letters, numbers, and hyphens only, must start and end with a letter or number, no consecutive hyphens).
 
         region : str
-            Storage region
+            Storage region used by S3-compatible clients (AWS, GCS, Cloudflare R2, MinIO, Azure location IDs such as eastus, OCI). Leading and trailing whitespace is removed. The remaining value must be 1-63 letters, numbers, or hyphens, and cannot start or end with a hyphen. Examples: us-east-1, europe-west1, eastus, auto.
 
         export_frequency : BlobStorageExportFrequency
 
@@ -669,7 +669,7 @@ async def upsert_blob_storage_integration(
             Name of the storage bucket. For AZURE_BLOB_STORAGE, must be a valid Azure container name (3-63 chars, lowercase letters, numbers, and hyphens only, must start and end with a letter or number, no consecutive hyphens).
 
         region : str
-            Storage region
+            Storage region used by S3-compatible clients (AWS, GCS, Cloudflare R2, MinIO, Azure location IDs such as eastus, OCI). Leading and trailing whitespace is removed. The remaining value must be 1-63 letters, numbers, or hyphens, and cannot start or end with a hyphen. Examples: us-east-1, europe-west1, eastus, auto.
 
         export_frequency : BlobStorageExportFrequency
 
diff --git a/langfuse/api/blob_storage_integrations/types/create_blob_storage_integration_request.py b/langfuse/api/blob_storage_integrations/types/create_blob_storage_integration_request.py
index 4d3a1e06f..2f17c0aea 100644
--- a/langfuse/api/blob_storage_integrations/types/create_blob_storage_integration_request.py
+++ b/langfuse/api/blob_storage_integrations/types/create_blob_storage_integration_request.py
@@ -38,7 +38,7 @@ class CreateBlobStorageIntegrationRequest(UniversalBaseModel):
 
     region: str = pydantic.Field()
     """
-    Storage region
+    Storage region used by S3-compatible clients (AWS, GCS, Cloudflare R2, MinIO, Azure location IDs such as eastus, OCI). Leading and trailing whitespace is removed. The remaining value must be 1-63 letters, numbers, or hyphens, and cannot start or end with a hyphen. Examples: us-east-1, europe-west1, eastus, auto.
     """
 
     access_key_id: typing_extensions.Annotated[