langfuse

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

monitoring analytics

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24.5k Stars

2.5k Forks

24.5k Watchers

TypeScript Language

other License

100 SrcLog Score

Cost to Build

$3.99M

Market Value

$32.35M

How is this calculated?

Growth over time

2 data points · 2025-06-17 → 2026-04-07

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What is the langfuse/langfuse GitHub project? Description: "🪢 Open source LLM engineering platform: LLM Observability, metrics, evals, prompt management, playground, datasets. Integrates with OpenTelemetry, Langchain, OpenAI SDK, LiteLLM, and more. 🍊YC W23 ". Written in TypeScript. Explain what it does, its main use cases, key features, and who would benefit from using it.

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How to clone langfuse

Clone via HTTPS

git clone https://github.com/langfuse/langfuse.git

Clone via SSH

[email protected]:langfuse/langfuse.git

Download ZIP

Download master.zip

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Report bugs or request features on the langfuse issue tracker:

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