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LangChain

ACTIVE
StartupPlatform companyAI infrastructure company
LangChain Inc.LangChain Inc

LangChain Inc. (San Francisco, 2022, Harrison Chase and Ankush Gola) is the agent-infrastructure company behind the LangChain open-source framework, LangGraph, and the commercial LangSmith platform. Unicorn since October 2025 (Series B $125M @ $1.25B, led by IVP). De facto standard for LLMOps and agent observability.

Founded2022
Total fundingTotal $260M across 4 rounds: Seed (~$10M, Benchmark, 2023), Series A ($25M, Sequoia, February 2024 @ $200M), Extension (~$100M, late 2024), Series B ($125M, IVP, October 2025 @ $1.25B). Investors: Sequoia, Benchmark, IVP, CapitalG (Alphabet), Sapphire Ventures, Amplify Partners, Conviction.4 · 2023–2025
Valuation$1.25B (Series B, October 2025)🦄2025
www.langchain.comLinkedInXGitHubYouTube
01 · About

LangChain

Founded 2022

Founders

  • Harrison Chase

    co-founder and CEO

  • Ankush Gola

    co-founder and CTO

02 · What they do

Domain of activity

3 areas · 4 technologies · 2 industries
What they do3Areas
  • AI platforms
  • Agent systems
  • Data analytics
How they do it4Technologies
  • LLM
  • Agentic AI
  • MLOps
  • RAG
Who for2Industries
  • Software & Technology
  • Research & science
03 · Geography

Global presence

3 regions
USANorth AmericaGlobal
04 · Metrics

Scale & funding

founded 2022 · series_b
2022founded
Total $260M across 4 rounds: Seed (~$10M, Benchmark, 2023), Series A ($25M, Sequoia, February 2024 @ $200M), Extension (~$100M, late 2024), Series B ($125M, IVP, October 2025 @ $1.25B). Investors: Sequoia, Benchmark, IVP, CapitalG (Alphabet), Sapphire Ventures, Amplify Partners, Conviction.total funding
series_blatest round
growthdevelopment stage
activestatus
Total $260M across 4 rounds: Seed (~$10M, Benchmark, 2023), Series A ($25M, Sequoia, February 2024 @ $200M), Extension (~$100M, late 2024), Series B ($125M, IVP, October 2025 @ $1.25B). Investors: Sequoia, Benchmark, IVP, CapitalG (Alphabet), Sapphire Ventures, Amplify Partners, Conviction.
total funding
4 · 2023–2025
seedApril 2023
series_aFebruary 2024
series_aDecember 2024
series_bOctober 2025
06 · Relations

Organizational relations

6 strategic relations · 5 brands

Strategic relations

6
  • investor
  • investor
  • investor
  • investor
  • partner
  • partner
07 · Classification

Profile & metadata

3 classification · 5 external links

Classification

  • Statusactive
  • Development stagegrowth
  • Organization typeStartup+ Platform company, + AI infrastructure company

External links

08 · Related content

Articles

1 articles
Krytyczne luki w LangChain i LangGraph: Dane przedsiębiorstw zagrożone
News28 March 2026

Krytyczne luki w LangChain i LangGraph: Dane przedsiębiorstw zagrożone