LiteLLM / LiteLLM

LiteLLM Virtual Key BudgetExceededError with Stale Spend Data

Fix LiteLLM BudgetExceededError falsely rejecting requests when key spend is below max_budget Includes evidence for LiteLLM troubleshooting demand.

Category
LiteLLM
Error signature
BudgetExceededError
Quick fix
Compare the failing environment with a known working setup, then change one configuration value at a time.
Updated

What this error means

BudgetExceededError is a LiteLLM failure pattern reported for developers trying to fix litellm budgetexceedederror falsely rejecting requests when key spend is below max_budget. Based on the imported evidence, treat this as a tool-specific troubleshooting page rather than a generic API error.

Why this happens

LiteLLM 1.84.0 proxy with Postgres DB + Redis cache. Team-scoped virtual keys get BudgetExceededError on failed proxy requests while management APIs show spend below max_budget. Related to budget tracking staleness in virtual key checks. Created 2026-05-12.

Common causes

Quick fixes

  1. Confirm the exact error signature matches BudgetExceededError.
  2. Check the LiteLLM account, local tool state, and provider configuration involved in the failing workflow.
  3. Compare the failing environment with a known working setup, then change one configuration value at a time.

Platform/tool-specific checks

Step-by-step troubleshooting

  1. Capture the exact error message and the command, editor action, or request that triggered it.
  2. Check whether the failure is account/auth, quota/rate, model/provider, local runtime, or deployment configuration.
  3. Review the source evidence below and compare it with your environment.
  4. Apply one change at a time and rerun the smallest failing action.
  5. Keep the working fix documented for the team or deployment environment.

How to prevent it

Sources checked

Evidence note: LiteLLM 1.84.0 proxy with Postgres DB + Redis cache. Team-scoped virtual keys get BudgetExceededError on failed proxy requests while management APIs show spend below max_budget. Related to budget tracking staleness in virtual key checks. Created 2026-05-12.

FAQ

What should I check first?

Start with the exact BudgetExceededError text and the smallest action that reproduces it.

Can I ignore this error?

No. Treat it as a failed LiteLLM workflow until the root cause is understood.

Is this guaranteed to have one fix?

No. The imported evidence supports the troubleshooting path above, but tool behavior can vary by account, plan, version, provider, and local configuration.

How do I know the fix worked?

Rerun the same command, editor action, or request. The fix is working when that action completes without BudgetExceededError.