Agent InfrastructureAutomated release watch
langchain-core==1.6.6
LangChain released langchain-core 1.6.6 with Anthropic Claude Sonnet 5.5 compatibility and docstring example fixes.
Human read
Why this signal matters
langchain-core release 1.6.6 contains updates since version 1.6.5. Key changes include: a fix supporting Anthropic Claude Sonnet 5.5 compatibility (PR 40882) and documentation improvements correcting docstring examples that failed to run when copied directly (PR 40815).
Agent parse
Actionable summary
langchain-core==1.6.6 adds Anthropic support for Claude Sonnet 5.5 compatibility and resolves unrunnable docstring examples.
- Agent usefulness
- 72/100
- Confidence
- 96%
- Canonical data
- JSON + Markdown
Next actions
What builders should check
- Upgrade langchain-core to 1.6.6 if requiring Claude Sonnet 5.5 compatibility.
Classification
Tags and routing
langchaintoolsorchestration
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