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LangChain Achieves Unicorn Status with $1.25B Valuation for AI Agent Framework

LangChain, a popular open source framework for building AI agents, raised $125 million at a $1.25 billion valuation in a round led by IVP. The startup, which began as an open source project in 2022, has evolved from solving early LLM integration problems to becoming a platform for building autonomous agents. With 118,000 GitHub stars and major product updates to its agent builder, orchestration tools, and testing platform, LangChain remains central to the AI agent development ecosystem.