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Langfuse

Other tools · OSS LLM observability that works with any framework; strong self-host story

Website · Docs

At a glance

PricingFreemium
Setup effortLow
Released2023
Open sourceYes
InterfaceWeb / SDK
LanguagesPython, JS/TS
HostingBoth
CategoryObservability / eval
CapabilitiesTracing, Prompt management, Evals, Datasets, Annotation, Cost tracking, Self-hostable

What Langfuse does

Tracing, Prompt management, Evals, Datasets, Annotation, Cost tracking, Self-hostable

Best for

OSS LLM observability that works with any framework; strong self-host story

Works well with

IDE / Editor

LLM Provider / Model

Integration

Context / RAG

Agent / Orchestration

Conflicts & caveats

No known compatibility conflicts detected.

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