Home  >  Companies  >  LangChain LangChain Follow Save LangChain is a framework for building LLM-powered applications. #ai-frameworks #ai Valuation $3.00B 2026 Funding $260.00M 2025 View PDF Embed PDF Details Headquarters San Francisco, United States CEO Harrison Chase Website langchain.com Milestones FOUNDING YEAR 2023 Listed In #ai-frameworks #ai LangChain Overview Metrics Reports News Unlock LangChain data Sign up for data access