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[PR #4317] fix(langgraph): Fix deserialization issue for AnyMessage objects, and… #3760

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opened 2026-02-20 17:49:07 -05:00 by yindo · 0 comments
yindo commented 2026-02-20 17:49:07 -05:00
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Original Pull Request: https://github.com/langchain-ai/langgraph/pull/4317

State: closed
Merged: Yes

Fix deserialization issue for AnyMessage objects, and add support for deserializing Pydantic generic and polymorphic models.

bug detail:
https://github.com/langchain-ai/langgraph/issues/4316

**Original Pull Request:** https://github.com/langchain-ai/langgraph/pull/4317 **State:** closed **Merged:** Yes --- Fix deserialization issue for AnyMessage objects, and add support for deserializing Pydantic generic and polymorphic models. bug detail: https://github.com/langchain-ai/langgraph/issues/4316
yindo added the pull-request label 2026-02-20 17:49:07 -05:00
yindo closed this issue 2026-02-20 17:49:07 -05:00
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Reference: langchain-ai/langgraph#3760
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