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langfuse
langfuse/langfuse · Enterprise stack · Enterprise
Open source agent evals & observability: Trace, evaluate, and improve LLM applications with one open platform.
Verified via GitHub API
- analytics
- llm
- llmops
- large-language-models
- openai
- self-hosted
- ycombinator
- monitoring
- observability
- open-source
- langchain
- llama-index
- evaluation
- prompt-engineering
- prompt-management
- playground
- llm-evaluation
- llm-observability
- autogen
Data from GitHub API, refreshed Oct 17, 2026
- Stars
- 35945
- Forks
- 4004
- License
- Other
- Language
- TypeScript
- Last commit
- Oct 16, 2026
- Latest release
- v4.63.0
- Release date
- Oct 16, 2026
- Contributors
- 225
- Open issues
- 328
Works with — from README
- Models
- Bedrock, Ollama, OpenAI
Source: README.md keyword match (stated in README)
langfuse FAQ
Is langfuse free?
langfuse is open source under the Other license. Hosted services and infrastructure may have separate costs.
How popular is langfuse?
langfuse has 35945 GitHub stars as of Oct 17, 2026.
Is there a hosted version of langfuse?
A hosted alternative for langfuse is unknown (—) in this data.
What does langfuse work with?
From README: Bedrock, Ollama, OpenAI.