langchain-openai==1.6.5

langchain-ai/langchain Releases Developers & Open Source 09/23/2026, 23:31 Score 8/10

Summary

Changes since langchain-openai==1.6.4 release(openai): 1.6.5 ( #40787 ) fix(anthropic): add Opus 5.5 and GPT-6 profile augmentations ( #40785 ) feat(anthropic,openai): mid-conversation tool changes on SystemMessage ( #40758 )

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