updateIndexMode

Updates the mode for an existing vector index. You can set the mode to ENHANCED for any vector index. You can set the mode to CLASSIC only for a vector index in a vector bucket created before September 30, 2026. This operation doesn't change the default index mode of the vector bucket or the mode of other vector indexes. Specify the vector index by using its Amazon Resource Name (ARN) or both the vector bucket name and vector index name.

Permissions

You must have the s3vectors:UpdateIndexMode permission to use this operation.