LiteLLM / LiteLLM
LiteLLM Incorrect TPM Rate Limiting for Virtual Keys
Fix LiteLLM virtual keys not enforcing TPM rate limits correctly Includes evidence for LiteLLM troubleshooting demand.
- Category
- LiteLLM
- Error signature
Incorrect TPM limiting for virtual keys — rate limit not enforced correctly- Quick fix
- Reduce request pressure, check quota or plan limits, and retry with backoff instead of immediate repeated requests.
- Updated
What this error means
Incorrect TPM limiting for virtual keys — rate limit not enforced correctly is a LiteLLM failure pattern reported for developers trying to fix litellm virtual keys not enforcing tpm rate limits correctly. Based on the imported evidence, treat this as a tool-specific troubleshooting page rather than a generic API error.
Why this happens
TPM rate limiting for virtual keys is incorrect. Originally reported in v1.80.0, marked solved, but still present in v1.82.3. Affects production rate limiting for LiteLLM proxy users.
Common causes
- LiteLLM virtual keys have incorrect TPM (tokens per minute) limiting. Rate limit enforcement is inconsistent, allowing overuse or blocking legitimate requests. Reported in v1.80.0, still present in v1.82.3.
- TPM rate limiting for virtual keys is incorrect. Originally reported in v1.80.0, marked solved, but still present in v1.82.3. Affects production rate limiting for LiteLLM proxy users.
Quick fixes
- Confirm the exact error signature matches
Incorrect TPM limiting for virtual keys — rate limit not enforced correctly. - Check the LiteLLM account, local tool state, and provider configuration involved in the failing workflow.
- Reduce request pressure, check quota or plan limits, and retry with backoff instead of immediate repeated requests.
Platform/tool-specific checks
- Verify the command, editor, extension, or API client that produced the error.
- Compare local settings with CI, deployment, or editor-level settings when the error appears in only one environment.
- Avoid deleting credentials, local model data, or project settings until the failing scope is clear.
Step-by-step troubleshooting
- Capture the exact error message and the command, editor action, or request that triggered it.
- Check whether the failure is account/auth, quota/rate, model/provider, local runtime, or deployment configuration.
- Review the source evidence below and compare it with your environment.
- Apply one change at a time and rerun the smallest failing action.
- Keep the working fix documented for the team or deployment environment.
How to prevent it
- Keep provider/tool configuration documented.
- Record non-secret diagnostics such as tool version, provider name, model name, and command path.
- Add a lightweight check before CI or production workflows depend on the tool.
Sources checked
Evidence note: TPM rate limiting for virtual keys is incorrect. Originally reported in v1.80.0, marked solved, but still present in v1.82.3. Affects production rate limiting for LiteLLM proxy users.
Related errors
- LiteLLM virtual key rate limit
- LiteLLM TPM enforcement
- LiteLLM proxy rate limiting bug
FAQ
What should I check first?
Start with the exact Incorrect TPM limiting for virtual keys — rate limit not enforced correctly 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 Incorrect TPM limiting for virtual keys — rate limit not enforced correctly.