BerriAI/litellm · error · ValueError

Missing Anthropic API Key

Error message

Missing Anthropic API Key

What it means

Error "Missing Anthropic API Key" thrown in BerriAI/litellm.

Source

Thrown at litellm/llms/anthropic/batches/handler.py:65

        Async: Retrieve a batch from Anthropic.

        Args:
            batch_id: The batch ID to retrieve
            api_base: Anthropic API base URL
            api_key: Anthropic API key
            timeout: Request timeout
            max_retries: Max retry attempts (unused for now)
            logging_obj: Optional logging object

        Returns:
            LiteLLMBatch: Batch information in OpenAI format
        """
        # Resolve API credentials
        api_base = api_base or self.anthropic_model_info.get_api_base(api_base)
        api_key = api_key or self.anthropic_model_info.get_api_key()

        if not api_key:
            raise ValueError("Missing Anthropic API Key")

        # Create a minimal logging object if not provided
        if logging_obj is None:
            from litellm.litellm_core_utils.litellm_logging import (
                Logging as LiteLLMLoggingObjClass,
            )

            logging_obj = LiteLLMLoggingObjClass(
                model="anthropic/unknown",
                messages=[],
                stream=False,
                call_type="batch_retrieve",
                start_time=None,
                litellm_call_id=f"batch_retrieve_{batch_id}",
                function_id="batch_retrieve",
            )

        # Get the complete URL for batch retrieval

View on GitHub (pinned to 6c2dcb801b)

Solutions

1. Set the Anthropic API key (ANTHROPIC_API_KEY) or pass api_key.

When it happens

Trigger: Thrown at litellm/llms/anthropic/batches/handler.py:65 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/d84967e8bdfefeb9. Report an issue: GitHub.