A reverse proxy that enforces hard dollar caps on LLM API calls. Change one line (base_url), set a cap — when you hit it, the next request returns 429 before the token reaches the provider. Money never spent.
→ Anthropic, OpenAI, Gemini, Mistral, Cohere
→ <35ms added latency
→ Live spend dashboard, audit logs
Starter $19/mo · Pro $49/mo · 3-day trial.
