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Stop the next £47K token burn.

A free, drop-in Anthropic proxy. Set a daily spend cap. We kill the agent before it costs you the rent.

Get started — it's free

Two environment variables. That's it.

export ANTHROPIC_BASE_URL=https://tourniquet.ai
export ANTHROPIC_API_KEY=tq_xxxxxxxxxxxx

Claude Code, LangChain, any Anthropic SDK — no code changes.

Hard kill switch

When your daily cap is hit, in-flight streams are terminated cleanly. No half-token corruption. 402s until midnight UTC.

Multiple keys

Register N Anthropic keys. Separate "prod" from "experiments". Revoke one without touching the others.

Email alerts

One alert per day when you hit 80% of your cap. Idempotent. No spam.

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