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Farol

Farol

AI agent observability. One decorator, that's it.

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AI agents fail silently and bill loudly. Farol tells you first. Add @trace to your agent and instantly get cost anomaly detection, full trace inspector, quality scoring, regression alerts, budget limits per agent, and a weekly digest email. No gateway. No proxy. No framework lock-in. Works with Anthropic, OpenAI, Gemini, LangChain, CrewAI, and more. Free tier · Open source SDK · From €20/mo

Farol makers

Here are the founders, developers, designers and product people who worked on Farol

Hugo Apolinário
Hugo ApolinárioFounder of Farol - Agent observability
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