[Release] langchain-ai/langchain langchain-core==1.2.16: langchain-core==1.2.16

LangChain Core version 1.2.16 has been released with a bug fix that treats empty tool chunk IDs as missing during merge operations. This patch addresses an issue in the core library's tool handling functionality.

Key Points

• •langchain-core version 1.2.16 released with bug fixes and improvements
• •Fixed handling of empty tool chunk IDs in merge operations (#35414)
• •Empty tool chunk IDs are now treated as missing values during merge processes
• •This fix prevents potential data inconsistencies when merging tool outputs
• •Update from langchain-core 1.2.15 to 1.2.16 recommended for users working with tool integrations
• •The fix addresses edge cases in tool chunk processing and merging logic

Concepts