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Langfuse
Tracing evals and prompt management
Free (OSS) / CloudObservabilityLast verified: 2025-01-13
Overview
Langfuse is an open-source LLM observability platform. It provides tracing, evaluation, and prompt management in a clean interface. You can self-host for free or use their cloud offering. It integrates with all major frameworks and LLM providers.
Works with
PythonJSLangChainLlamaIndexAny LLM
Pricing
Pros
- +Open source
- +Clean UI
- +Good integrations
- +Active development
Cons
- -Newer than alternatives
- -Self-hosting requires setup
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