BerriAI/litellm · error · HTTPException

No llm_router found

Error message

No llm_router found

What it means

Error "No llm_router found" thrown in BerriAI/litellm.

Source

Thrown at litellm/proxy/spend_tracking/spend_management_endpoints.py:3743

                "spend": 0.0,
                "budget_reset_at": null
            },
            "vertex_ai": {
                "budget_limit": 100.0,
                "time_period": "12d",
                "spend": 0.0,
                "budget_reset_at": null
            }
        }
    }
    ```

    """
    from litellm.proxy.proxy_server import llm_router

    try:
        if llm_router is None:
            raise HTTPException(status_code=500, detail={"error": "No llm_router found"})

        provider_budget_config: Final = llm_router.provider_budget_config
        if provider_budget_config is None:
            raise ValueError(
                "No provider budget config found. Please set a provider budget config in the router settings. https://docs.litellm.ai/docs/proxy/provider_budget_routing"
            )

        router_budget_logger: Final = llm_router._get_router_deployment_budget_limiter()
        if router_budget_logger is None:
            raise ValueError("No router budget logger found")

        provider_budget_response_dict: Final[dict[str, ProviderBudgetResponseObject]] = {}
        for _provider, _budget_info in provider_budget_config.items():
            _provider_spend = await router_budget_logger._get_current_provider_spend(_provider) or 0.0
            _provider_budget_ttl = await router_budget_logger._get_current_provider_budget_reset_at(_provider)
            provider_budget_response_object = ProviderBudgetResponseObject(
                budget_limit=_budget_info.max_budget,
                time_period=_budget_info.budget_duration,

View on GitHub (pinned to 77b7c6c40c)

Solutions

  1. Ensure the proxy is fully started so the llm_router is initialized before calling spend endpoints.
  2. Check proxy startup logs for router initialization failures.

When it happens

Trigger: Thrown at litellm/proxy/spend_tracking/spend_management_endpoints.py:3743 when the library encounters an invalid state.

Common situations: See trigger scenarios.


AI-assisted analysis of BerriAI/litellm@77b7c6c40c (2026-08-18). Data as JSON: /api/errors/d7c5d7e8c34597ed. Report an issue: GitHub.