langchain-core

langchain-ai/langchain

Core Python package in the LangChain ecosystemready

langchain-core is the core package that provides LangChain's common abstractions and fundamental execution components, serving as the foundation for developing LLM applications and agents. Since both developers using LangChain itself and those maintaining higher-level packages and integration libraries depend on this package, its releases directly impact API compatibility and overall ecosystem stability.

langchainlangchain-corepythonllmagentsframework

Choose version

1.6.52d ago

langchain-core langchain-core==1.6.5

Original

Key point

Release of langchain-core 1.6.5, including a bug fix that truncates long tool IDs in XML buffer strings

Details

Key Changes

Bug Fix: Resolved related issues by handling the truncation of long tool IDs in XML buffer strings. (#40792)

langchain-core releases | AI Briefing