BerriAI/litellm · error · NotImplementedError

BedrockFilesConfig does not support file listing

Error message

BedrockFilesConfig does not support file listing

What it means

Error "BedrockFilesConfig does not support file listing" thrown in BerriAI/litellm.

Source

Thrown at litellm/llms/bedrock/files/transformation.py:1149

        litellm_params: dict,
    ) -> tuple[str, dict]:
        raise NotImplementedError("BedrockFilesConfig does not support file deletion")

    def transform_delete_file_response(
        self,
        raw_response: httpx.Response,
        logging_obj: LiteLLMLoggingObj,
        litellm_params: dict,
    ) -> FileDeleted:
        raise NotImplementedError("BedrockFilesConfig does not support file deletion")

    def transform_list_files_request(
        self,
        purpose: str | None,
        optional_params: dict,
        litellm_params: dict,
    ) -> tuple[str, dict]:
        raise NotImplementedError("BedrockFilesConfig does not support file listing")

    def transform_list_files_response(
        self,
        raw_response: httpx.Response,
        logging_obj: LiteLLMLoggingObj,
        litellm_params: dict,
    ) -> list[OpenAIFileObject]:
        raise NotImplementedError("BedrockFilesConfig does not support file listing")

    def transform_file_content_request(
        self,
        file_content_request: FileContentRequest,
        optional_params: Mapping[str, object],
        litellm_params: MutableMapping[str, object],
    ) -> tuple[str, dict[str, str]]:
        """
        Build a SigV4-signed S3 GetObject request for a Bedrock batch file.

View on GitHub (pinned to 6c2dcb801b)

Solutions

1. Bedrock files do not support listing; list objects in S3.

When it happens

Trigger: Thrown at litellm/llms/bedrock/files/transformation.py:1149 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of BerriAI/litellm@6c2dcb801b (2026-08-15). Data as JSON: /api/errors/f0cb6cf0485e0e12. Report an issue: GitHub.