{"id":"36f99c51-160d-41a5-bd49-ef00a928fb7a","kind":"news","code":"36f99c51-160d-41a5-bd49-ef00a928fb7a","name":"LangChain raises USD 125 million in Series B funding at a USD 1.25 billion valuation","nameBasis":"translated-title","summary":"On 2025/10/20, LangChain reported on its official website that the LLM application development framework LangChain raised USD 125 million in Series B funding at a USD 1.25 billion valuation, led by IVP. CapitalG and Sapphire Ventures participated, alongside existing investors including Sequoia and Benchmark. The funds will support an agent engineering platform.","description":"","country":null,"category":null,"originalName":"LangChain完成1.25亿美元B轮融资，估值12.5亿美元","eventDate":"2025-10-20T00:00:00.000Z","website":"https://blog.langchain.com/series-b/","sourceUpdatedAt":"2026-10-13T17:03:28.251Z","englishUpdatedAt":"2026-10-15T22:53:07.194Z","reviewedAt":"2026-10-15T22:53:07.194Z","snapshotAt":"2026-10-15T14:23:27.067Z","sourceHash":"70e7fc833434a1f04f5f656d6eeb2097e0f948b0a686db98271118aa98cc9306","companyId":"2d8c210a-e002-4715-bbd1-1d06d88b7bc9","foundedYear":null,"logoUrl":null,"originalText":"2025年10月20日，据LangChain官网报道，LLM应用开发框架LangChain完成1.25亿美元B轮融资，估值达12.5亿美元，由IVP领投，CapitalG、Sapphire Ventures参投，Sequoia、Benchmark等老股东跟投。资金将用于建设智能体工程平台。","sources":[{"url":"https://blog.langchain.com/series-b/","publishedOn":"2025-10-20T00:00:00.000Z"}],"related":[{"id":"9aa7c8e1-70fe-4989-9665-93e75558119e","kind":"institutions","code":"UB-I075","name":"IVP","nameBasis":"original-brand","summary":"Institutional Venture Partners, a prominent US late-growth-stage venture capital firm.","description":"Institutional Venture Partners, a prominent US late-growth-stage venture capital firm.","country":null,"category":null,"originalName":"IVP","eventDate":null,"website":null,"sourceUpdatedAt":"2026-10-14T11:10:31.551Z","englishUpdatedAt":"2026-10-15T21:44:15.588Z","reviewedAt":"2026-10-15T21:44:15.588Z","snapshotAt":"2026-10-15T14:23:27.067Z","sourceHash":"2933a72df79aad236e24e497e6cb92df6eff6ea4b2592b05299da4d5807c6073","companyId":null,"foundedYear":null,"logoUrl":null,"path":"/institutions/ivp"},{"id":"2d8c210a-e002-4715-bbd1-1d06d88b7bc9","kind":"companies","code":"UB-C4511","name":"Langchain","nameBasis":"source-english","summary":"Open-source developer framework designed to simplify building context-aware applications with LLMs","description":"Open-source developer framework designed to simplify building context-aware applications with LLMs.","country":"United States","category":null,"originalName":"Langchain","eventDate":null,"website":"https://langchain.com/","sourceUpdatedAt":"2026-10-05T00:00:00.000Z","englishUpdatedAt":"2026-10-15T17:46:24.143Z","reviewedAt":"2026-10-15T17:46:24.143Z","snapshotAt":"2026-10-15T14:23:27.067Z","sourceHash":"45be98d5279b13e0173055260ef1b09d7c7bdea7111a5f70a2384bd868b590f0","companyId":null,"foundedYear":2022,"logoUrl":null,"path":"/companies/langchain"}],"path":"/news/36f99c51-160d-41a5-bd49-ef00a928fb7a","structured":{"city":null,"country":null,"location":null,"role":null,"category":null,"company":{"name":"Langchain","path":"/companies/langchain"}},"canonical":"https://uniquebase.ai/news/36f99c51-160d-41a5-bd49-ef00a928fb7a"}