LangChain is an AI Infrastructure company based in San Francisco. It has raised $260M in total funding. Latest round: Series B.
LangChain funding overview
LangChain is an AI Infrastructure company based in San Francisco. LangChain has raised $260M in total disclosed funding. That places its disclosed total in the $250M–$1B range. Its most recent disclosed round is a Series B announced in October 2025. The round record for LangChain runs through 2025; nothing later has been disclosed. Investors on record include Sequoia Capital, Benchmark, IVP, CapitalG, Sapphire Ventures, Amplify Partners and 5 others. 11 distinct backers are named across the disclosed rounds.
LangChain has raised $260M in total disclosed funding across the rounds on record.
Who has invested in LangChain?
Sequoia Capital, Benchmark, IVP, CapitalG, Sapphire Ventures, Amplify Partners are named among the investors backing LangChain.
What was the latest LangChain funding round?
The most recent disclosed round is a Series B, announced in October 2025.
Where is LangChain based?
LangChain is based in San Francisco.
What sector does LangChain operate in?
LangChain is tracked under AI Infrastructure from San Francisco, with $260M in disclosed funding.
When did LangChain last raise?
The last disclosed LangChain round closed in October 2025 at Series B.
LangChain totals reflect disclosed capital only — undisclosed extensions and secondaries are excluded. Use the related AI Infrastructure companies in San Francisco below to benchmark round size and investor mix.
