AI SDK Intelligence

LangSmith SDK

LangChain · LANGCHAIN_API_KEY / LangSmith key.

Provider LangChain
TypeSDK
AuthLANGCHAIN_API_KEY / LangSmith key.
Reviewed

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Editorial overview

LangSmith client SDKs for instrumenting LLM applications, logging traces, and running evaluations against datasets.

Capabilities

  • Tracing helpers
  • Evaluation runners
  • Dataset management clients

Limitations

  • Instrumentation setup required
  • Costs/quotas for high-volume tracing

Related technologies

SDK

Related glossary terms

SDK

Why it matters

LangSmith SDK is tracked so engineering and procurement teams can compare official developer surfaces, authentication posture, and documentation without relying on marketing copy.

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