langchain-core==1.5.3

langchain-ai/langchain Releases Developers & Open Source 07/30/2026, 22:56 Score 8/10

Summary

Changes since langchain-core==1.5.2 release(core): 1.5.3 ( #39145 ) fix(core): fall back to LANGSMITH_API_KEY for gateway ( #39115 )

Open SourceAILLM

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