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LangChain adds Claude Sonnet 5.5 support in new Anthropic integration update

LangChain has released version 1.7.5 of its integration with Anthropic, which includes support for the Claude Sonnet 5.5 model. This update also addresses issues with serializing invalid tool calls during replay. AI

IMPACT Enhances developer tooling by enabling integration with newer Anthropic models.

RANK_REASON This is a software integration update, not a core AI model release from a frontier lab.

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LangChain adds Claude Sonnet 5.5 support in new Anthropic integration update

COVERAGE [1]

  1. LangChain — Releases TIER_1 English(EN) · github-actions[bot] ·

    langchain-anthropic==1.7.5

    <p>Changes since langchain-anthropic==1.7.4</p> <p>release(anthropic): 1.7.5 (<a class="issue-link js-issue-link" href="https://github.com/langchain-ai/langchain/pull/40912">#40912</a>)<br /> fix(anthropic): support Claude Sonnet 5.5 compatibility (<a class="issue-link js-issue-l…