These tools integrates with

BraintrustvsLangfuse

AI evaluation platform with datasets and prompt mgmt versus OSS LLM engineering platform

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Choose Braintrust when…

  • You want eval-first development with a full platform
  • Prompt experiments and dataset management are central
  • You're building eval pipelines alongside your product

Choose Langfuse when…

  • You want open-source LLM observability
  • Self-hosting your tracing stack is important
  • You need cost tracking across models and users

Side-by-side comparison

Field
Braintrust
Langfuse
Category
LLM Infrastructure
LLM Infrastructure
Type
Commercial
Open Source
Free Tier
✓ Yes
✓ Yes
Pricing Plans
Team: Paid
Cloud: $59/mo
GitHub Stars
7,000
Health
80 Active

Braintrust

End-to-end evaluation platform for AI products. Manage datasets, run evals, and track prompt versions across experiments in a clean interface.

Langfuse

Open-source platform for tracing, evaluations, and prompt management. Self-hostable alternative to LangSmith with clean UX.

Shared Connections1 tools both integrate with

Only Braintrust (1)

Langfuse

Only Langfuse (29)

Claude CodeCrewAILangGraphLangChainCursorLlamaIndexOpenHandsDifyMastraAutoGen

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