速递｜开源Agent框架开发商LangChain完成1.25亿美元融资，估值突破12.5亿美元

Core Insights - LangChain announced a successful funding round of $125 million, achieving a valuation of $1.25 billion [2][5] - The company, which focuses on developing an open-source framework for AI agents, was founded in 2022 and has quickly gained popularity among developers [3][5] Funding Details - The latest funding round was led by IVP, with new investors CapitalG and Sapphire Ventures joining existing backers such as Sequoia Capital, Benchmark, and Amplify [3][5] - LangChain's valuation increased from $200 million after a $25 million Series A round led by Sequoia Capital [5] Product Development - LangChain has evolved into a platform for building AI agents, launching significant upgrades to its core products, including the LangChain agent-building tool, LangGraph for orchestration and context/memory, and LangSmith for testing and observability [5] - The company maintains high popularity among open-source developers, boasting 118,000 stars and 19,400 forks on GitHub [6]