LangChain has successfully raised $125 million, reaching a valuation of $1.25 billion. This funding round was led by IVP, with participation from new investors CapitalG and Sapphire Ventures, alongside existing backers Sequoia, Benchmark, and Amplify. Founded in 2022 by machine learning engineer Harrison Chase, LangChain started as an open source project that addressed challenges faced by developers working with early-stage large language models. The company quickly gained traction, securing a $10 million seed round in April 2023, followed by a $25 million Series A that valued it at $200 million. As AI infrastructure has advanced, LangChain has transitioned into a platform for building AI agents. The company recently unveiled updates to its main products, including its agent builder LangChain, orchestration tool LangGraph, and testing tool LangSmith. The startup continues to enjoy significant popularity in the open source community, boasting 118,000 stars and 19.4 forks on GitHub.
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