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

1.6.32w ago

langchain-core==1.6.3

Original

Key point

Added support for overriding model name and provider tracking metadata based on gateway responses.

Details

Key Features

Tracking Metadata Override: Added support for overriding model name and provider tracking metadata based on gateway responses.

langchain-core releases | AI Briefing