Significant-Gravitas/AutoGPT · error · HTTPException

Missing Authorization header

Error message

Missing Authorization header

What it means

Error "Missing Authorization header" thrown in Significant-Gravitas/AutoGPT.

Source

Thrown at autogpt_platform/backend/backend/api/external/middleware.py:40

            status_code=status.HTTP_401_UNAUTHORIZED, detail="Missing API key"
        )

    api_key_obj = await validate_api_key(api_key)

    if not api_key_obj:
        raise HTTPException(
            status_code=status.HTTP_401_UNAUTHORIZED, detail="Invalid API key"
        )

    return api_key_obj


async def require_access_token(
    bearer: HTTPAuthorizationCredentials | None = Security(bearer_auth),
) -> OAuthAccessTokenInfo:
    """Middleware for OAuth access token authentication only"""
    if bearer is None:
        raise HTTPException(
            status_code=status.HTTP_401_UNAUTHORIZED,
            detail="Missing Authorization header",
        )

    try:
        token_info, _ = await validate_access_token(bearer.credentials)
    except (InvalidClientError, InvalidTokenError) as e:
        raise HTTPException(status_code=status.HTTP_401_UNAUTHORIZED, detail=str(e))

    return token_info


async def require_auth(
    api_key: str | None = Security(api_key_header),
    bearer: HTTPAuthorizationCredentials | None = Security(bearer_auth),
) -> APIAuthorizationInfo:
    """
    Unified authentication middleware supporting both API keys and OAuth tokens.

View on GitHub (pinned to 9c8bb5550f)

Solutions

1. Include the 'Authorization' header with a valid API key or bearer token.
2. Ensure a proxy or client is not stripping the Authorization header.

When it happens

Trigger: Thrown at autogpt_platform/backend/backend/api/external/middleware.py:40 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of Significant-Gravitas/AutoGPT@9c8bb5550f (2026-08-14). Data as JSON: /api/errors/faa93b752c448fe0. Report an issue: GitHub.