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

1.7.74d ago

langchain-core langchain-core==1.7.7

Original

Key point

langchain-core 1.7.7 fixes a potential error caused by the nesting depth limit in the `load()` function and applies a security patch.

Details

Bug fix: Limits the nesting depth in the load() function to prevent issues such as infinite loops or stack overflows.
Security update: Patches the security lock resolution for the newer-python dependency.

langchain-core releases | AI Briefing