LangChain
FeaturedBuilding context-aware reasoning applications.
Launched as an open-source project in late 2022, LangChain quickly became the industry standard library for chaining LLM calls, managing application state, and indexing structural document vector workflows. The enterprise monetization arm raised massive venture capital to provide robust tracking, testing, and deployment platforms for AI agents.
Active Founders
HC
Harrison Chase
Founder / CEO
Harrison built LangChain to bridge raw API layers from labs with intuitive functional abstractions that product engineers need to run context-aware software.
LangChain
Founded2022
BatchW2023
Team Size60
StatusSeries A
LocationSan Francisco, CA, USA
CategoryArtificial Intelligence