langchain-ai/langsmith-sdk

This repo was archived on Oct 16, 2026. Python SDK moved to langchain-ai/langsmith-python and JS SDK to langchain-ai/langsmith-javascript.

evaluationlanguage-modelobservability

License & maintenance

MIT is a permissive license: free to use commercially with attribution.

Last code push 3 days ago. Archived: read-only, no further updates.

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