odysseus-dev/odysseus · error · HTTPException

endpoint_url is required (choose from /api/models)

Error message

endpoint_url is required (choose from /api/models)

What it means

Error "endpoint_url is required (choose from /api/models)" thrown in odysseus-dev/odysseus.

Source

Thrown at routes/session_routes.py:368

            _db = SessionLocal()
            try:
                q = _db.query(ModelEndpoint).filter(
                    ModelEndpoint.id == endpoint_id.strip(),
                    ModelEndpoint.is_enabled == True,
                )
                if user:
                    q = owner_filter(q, ModelEndpoint, user)
                endpoint_row = q.first()
                if not endpoint_row:
                    raise HTTPException(400, "Model endpoint no longer exists")
                endpoint_base_url = endpoint_row.base_url or ""
                endpoint_api_key = endpoint_row.api_key or ""
                endpoint_url = build_chat_url(normalize_base(endpoint_base_url))
            finally:
                _db.close()

        if not endpoint_url and not skip_val:
            raise HTTPException(400, "endpoint_url is required (choose from /api/models)")

        model_to_use = model
        request_api_key = api_key.strip() if api_key else ""
        effective_api_key = request_api_key or endpoint_api_key
        validation_headers = None
        if effective_api_key:
            from src.endpoint_resolver import build_headers
            validation_headers = build_headers(effective_api_key, endpoint_base_url or endpoint_url)

        if skip_val:
            # skip_validation = trust the caller and do NOT probe /v1/models.
            # Used for custom endpoints AND for bare placeholder sessions with no
            # model at all (e.g. an email reply draft just needs a session to live
            # in). Probing here was 400-ing those with "Cannot reach /v1/models".
            pass
        elif not model_to_use:
            from src.llm_core import list_model_ids
            ids = list_model_ids(

View on GitHub (pinned to f9235ebbf1)

Solutions

1. Pass endpoint_url chosen from /api/models.
2. Fix the client to include the endpoint_url field.

When it happens

Trigger: Triggered when the corresponding server-side validation or runtime check at the recorded location rejects the request or operation and returns this error message to the caller.

Common situations: See trigger scenarios.

AI-assisted analysis of odysseus-dev/odysseus@f9235ebbf1 (2026-08-14). Data as JSON: /api/errors/3fe8b91a533a8ea3. Report an issue: GitHub.