Open Source Observability & Analytics for LLM Apps 🕵️‍♂️
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🪢 Langfuse

Open Source Observability & Analytics for LLM Apps 🕵️‍♂️

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🪢 Langfuse is open source observability & analytics for LLM apps. We integrate via SDK, API or integrations (e.g. Langchain, OpenAI, Flowise) 🕵️‍♂️ Full visibility to inspect, debug and improve LLM apps ⚖️ Run evals on LLM completions 📊 Aggregate dashboards on cost, latency and quality We’re OSS (MIT) & have open APIs:
  • 🪢 Langfuse
  • 🪢 Langfuse

Comments, support and feedback

  • Mika Sagindyk
    6 months ago


  • David Paffenholz
    6 months ago

    Big fans of Langfuse since Day 1!

  • Gyri Reiersen
    6 months ago


  • B. Assadsolimani
    7 months ago

    Let’s go!

  • Collin Schneider
    7 months ago

    Love this! Working with LLMs have always felt so daunting to due it being a black box in nature, building with Langfuse makes building AI applications so much less scary.

  • Raphael Kaiser
    7 months ago

    Stellar team building a stellar product. Congrats on the Launch!

  • Niklas Hölterhoff
    7 months ago

    Amazing tooling, excited to see what's next! 🚀🚀🚀

  • 7 months ago

    Looks like you guys are using shadcn & tremor 😍

About this launch

🪢 Langfuse was launched by Clemens in January 10th 2023.

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