langchain-ai/langchain
langchain-ai/langchain
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release notes
Published 2/15/2026
Contains new featuresChanges since langchain-anthropic==1.3.2
release(anthropic): 1.3.3 (#35146) fix(anthropic): support effort="max" and remove beta headers (#35141) feat(core): add ContextOverflowError, raise in anthropic and openai (#35099) feat(model-profiles): add text_inputs and text_outputs (#35084) fix(anthropic): strip trailing whitespace from final assistant message (#35072)
release notes
Published 2/15/2026
Contains new featuresChanges since langchain-anthropic==1.3.2
release(anthropic): 1.3.3 (#35146) fix(anthropic): support effort="max" and remove beta headers (#35141) feat(core): add ContextOverflowError, raise in anthropic and openai (#35099) feat(model-profiles): add text_inputs and text_outputs (#35084) fix(anthropic): strip trailing whitespace from final assistant message (#35072)