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Observability · LangChain

LangSmith

LangChain's hosted observability + eval platform.

FREEMIUMAPIWeb

Tracing, dataset management, eval orchestration, and prompt playground from the LangChain team. Pairs naturally if LangChain or LangGraph already runs in your stack, but works standalone via SDKs.

Model support

Model-agnostic

Where it runs

  • API
  • Web

Tags

  • #tracing
  • #evals
  • #datasets
  • #langchain
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