Bedrock Agent > Structures > VectorSearchBedrockRerankingModelConfiguration VectorSearchBedrockRerankingModelConfiguration¶ Structure Class¶ VectorSearchBedrockRerankingModelConfiguration dataclass ¶ Configures the Amazon Bedrock model used for reranking retrieved results. Attributes¶ additional_model_request_fields class-attribute instance-attribute ¶ additional_model_request_fields: dict[str, Document] | None = None Specifies additional model-specific request parameters as key-value pairs that are included in the request to the Amazon Bedrock reranker model. model_arn instance-attribute ¶ model_arn: str The Amazon Resource Name (ARN) of the Amazon Bedrock reranker model.