BerriAI/litellm · error · ValueError

COMETAPI_KEY or COMETAPI_API_KEY is not set

Error message

COMETAPI_KEY or COMETAPI_API_KEY is not set

What it means

Error "COMETAPI_KEY or COMETAPI_API_KEY is not set" thrown in BerriAI/litellm.

Source

Thrown at litellm/llms/cometapi/image_generation/transformation.py:97

        )

        complete_url = complete_url.rstrip("/")
        complete_url = f"{complete_url}/{self.IMAGE_GENERATION_ENDPOINT}"
        return complete_url

    def validate_environment(
        self,
        headers: dict,
        model: str,
        messages: list[AllMessageValues],
        optional_params: dict,
        litellm_params: dict,
        api_key: str | None = None,
        api_base: str | None = None,
    ) -> dict:
        final_api_key: str | None = api_key or get_secret_str("COMETAPI_KEY") or get_secret_str("COMETAPI_API_KEY")
        if not final_api_key:
            raise ValueError("COMETAPI_KEY or COMETAPI_API_KEY is not set")

        headers["Authorization"] = f"Bearer {final_api_key}"
        headers["Content-Type"] = "application/json"
        return headers

    def transform_image_generation_request(
        self,
        model: str,
        prompt: str,
        optional_params: dict,
        litellm_params: dict,
        headers: dict,
    ) -> dict:
        """
        Transform the image generation request to the CometAPI image generation request body

        https://api.cometapi.com/v1/images/generations
        """

View on GitHub (pinned to 6c2dcb801b)

Solutions

1. Set COMETAPI_KEY or COMETAPI_API_KEY in the environment.

When it happens

Trigger: Thrown at litellm/llms/cometapi/image_generation/transformation.py:97 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/f0d96c6fd609208c. Report an issue: GitHub.