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04:45
2026-08-01
dev.to
developer-tools

How to put a hard daily cap on your LangChain.js API costs

Developer Kim Beomgyu has released budget-guard, an open-source circuit breaker that enforces hard daily dollar caps on LLM API spending, with a LangChain.js adapter that integrates via a single callb…

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Kim Beomgyu 1 LangChain.js 1 ChatOpenAI 1 Redis 1
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developer tools 1 ai infrastructure 1 large language models 1