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Langfuse v3

Open Source LLM Engineering Platform v3 with Full Observability Stack

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Deployed2 times
Publisherleechenghsiu
Created2025-07-15
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Langfuse v3

Langfuse is an open source observability & analytics solution for LLM-based applications. It is mostly geared towards production usage but some users also use it for local development of their LLM applications.

Langfuse is focused on applications built on top of LLMs. Many new abstractions and common best practices evolved recently, e.g. agents, chained prompts, embedding-based retrieval, LLM access to REPLs & APIs. These make applications more powerful but also unpredictable for developers as they cannot fully anticipate how changes impact the quality, cost and overall latency of their application. Thus Langfuse helps to monitor and debug these applications.

This template deploys Langfuse v3 with full observability stack including:

  • PostgreSQL database for core data
  • ClickHouse for analytics and observability data
  • MinIO for S3-compatible object storage
  • Redis for queue management and caching
  • Separate worker and web services for better performance

In case of errors, try restarting the application container or join the Discord to get help: https://langfuse.com/discord