langfuse

langfuse/langfuse

🪢 Open source AI engineering platform: LLM evals, observability, metrics, prompt management, playground, datasets. Integrates with OpenTele

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TypeScript OtherLast pushed Jul 7, 2026

🪢 Open source AI engineering platform: LLM evals, observability, metrics, prompt management, playground, datasets. Integrates with OpenTelemetry, LangChain, OpenAI SDK, LiteLLM, and more. 🍊YC W23

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npm install langfuse

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Langfuse uses GitHub Discussions for Support and Feature Requests.
We're hiring. Join us in product engineering and technical go-to-market roles.

MIT License Y Combinator W23 Docker Pulls langfuse Python package on PyPi langfuse npm package
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README in English 简体中文版自述文件 日本語のREADME