[Release] langchain-ai/langchain langchain-core==1.2.31: langchain-core==1.2.31

LangChain Core version 1.2.31 has been released with changes ported from the main branch. This patch release includes bug fixes and improvements from PR #36816 that were backported to the v1.2 branch. The release maintains backward compatibility while addressing issues identified in the previous 1.2.30 version.

Key Points

• •LangChain Core 1.2.31 is a patch release following 1.2.30
• •Changes were ported from PR #36816 to the v1.2 maintenance branch
• •Release includes backported fixes and improvements from the main development branch
• •Maintains API compatibility with previous 1.2.x releases
• •Part of LangChain's regular maintenance and bug fix cycle
• •Available for installation via standard package managers (pip, npm, etc.)

Workflow Diagram

Concepts