LangChain
San Francisco, CAFounded 202251-200Series BUpdated 2d ago
LangChain is the leading platform for building, deploying, and monitoring AI agents and LLM-powered applications. Its open-source ecosystem — including LangChain, LangGraph for agent orchestration, and LangSmith for observability and evaluation — is used by over 100,000 developers and enterprises like Klarna, Snowflake, and BCG to ship reliable AI to production.