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langchain-anthropic==1.3.5

LangChain Releases / 3/14/2026

📰 NewsDeveloper Stack & InfrastructureTools & Practical Usage

Key Points

  • The 1.3.5 release for langchain-anthropic adds new fields in model-profiles and a Makefile target, expanding configuration options (#35788).
  • It fixes Anthropic integration issues by ignoring general usage cache_creation fields when more specific fields are set (#35845) and by adding support for eager_input_streaming (#35779).
  • A code refactor moves _make_message_chunk_from_anthropic_event to an instance method (#35670) and a performance improvement adds a timeout on min-versions HTTP calls (#35851).
  • The release bumps langgraph from 1.0.8 to 1.0.10rc1 in /libs/partners/anthropic (#35614).

Changes since langchain-anthropic==1.3.4

release(anthropic): 1.3.5 (#35873)
fix(anthropic): Ignore general usage cache_creation fields if more specific fields are set (#35845)
perf(.github): set a timeout on get min versions HTTP calls (#35851)
feat(model-profiles): new fields + Makefile target (#35788)
fix(anthropic): support eager_input_streaming (#35779)
fix(anthropic): move _make_message_chunk_from_anthropic_event to instance method (#35670)
chore: bump langgraph from 1.0.8 to 1.0.10rc1 in /libs/partners/anthropic (#35614)
fix(anthropic): update integration test (#35577)
fix(anthropic): drop forced tool_choice when thinking is enabled (#35544)
chore: bump langgraph-checkpoint from 3.0.1 to 4.0.0 in /libs/partners/anthropic (#35450)