BerriAI/litellm · error · GigaChatAuthError

GigaChat authentication failed: {e.response.text}

Error message

GigaChat authentication failed: {e.response.text}

What it means

Error "GigaChat authentication failed: {e.response.text}" thrown in BerriAI/litellm.

Source

Thrown at litellm/llms/gigachat/authenticator.py:174

    Returns:
        Tuple of (access_token, expires_at_ms)
    """
    headers: Final = {
        "Authorization": f"Basic {credentials}",
        "RqUID": str(uuid.uuid4()),
        "Content-Type": "application/x-www-form-urlencoded",
    }
    data: Final = {"scope": scope}

    verbose_logger.debug("Requesting GigaChat access token from %s", auth_url)

    try:
        client: Final = _get_http_client()
        response: Final = client.post(auth_url, headers=headers, data=data, timeout=30)
        response.raise_for_status()
        return _parse_token_response(response)
    except httpx.HTTPStatusError as e:
        raise GigaChatAuthError(
            status_code=e.response.status_code,
            message=f"GigaChat authentication failed: {e.response.text}",
        )
    except httpx.RequestError as e:
        raise GigaChatAuthError(
            status_code=500,
            message=f"GigaChat authentication request failed: {e}",
        )


async def _request_token_async(
    credentials: str,
    scope: str,
    auth_url: str,
) -> tuple[str, int]:
    """Async version of _request_token_sync."""
    headers: Final = {
        "Authorization": f"Basic {credentials}",

View on GitHub (pinned to 6c2dcb801b)

Solutions

1. Check the GigaChat credentials; see the API error text.

When it happens

Trigger: Thrown at litellm/llms/gigachat/authenticator.py:174 when the library encounters an invalid state.

Common situations: See trigger scenarios.

Understand the failure class

• Authentication and authorization failures — expired tokens, bad credentials, and missing scopes.

AI-assisted analysis of BerriAI/litellm@6c2dcb801b (2026-08-15). Data as JSON: /api/errors/4f7e141a19d8b33b. Report an issue: GitHub.