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Stop paying for LLM calls you already know will fail: Budget Guard + circuit breakers in TypeScript

This story is from 2026-10-22. It is preserved in the archive; the latest stories are on the live feed.

Every Node.js app I've worked on ends up with the same hand-rolled code around its dependencies: a for loop with await sleep() , a Promise.race for timeouts, and a comment that says // TODO: circuit breaker . Then LLM providers showed up and added two new failure modes: 429s and 60-second hangs at…

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  1. 2026-10-22 13:08 · DEV Community — AI
    Stop paying for LLM calls you already know will fail: Budget Guard + circuit breakers in TypeScript

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