Key facts
- LangChain’s last known valuation is $1.3B (Oct 2025).
- It has raised $160.0M; the latest was Early Stage VC ($125.0M) in Oct 2025.
- Notable investors include Y Combinator, Sequoia Capital, Accel, Khosla Ventures, Bessemer Venture Partners — 30 tracked in total.
- Status: Privately Held (backing).
- ·The complete investor list — 30 names
- ·Watchlist + deal alerts for LangChain
- ·The full record, as it builds
Funding rounds
No funding rounds for LangChain are on record yet — either the company hasn't raised institutional capital, or the raise hasn't surfaced in our sources.
About LangChain
Developer of a language model framework designed to power applications that integrate with other sources of data and interact with their environment. The company's framework offers support for various model types, prompt management, memory, indexing, chains and agents, enabling developers to create generative artificial intelligence such as personal assistants, question-answering, chatbots and data querying.
- Sector
- Information Technology
- HQ
- San Francisco, CA, United States
- Founded
- 2022
- Employees
- 136
- Website
- langchain.com/
- Ownership
- Privately Held (backing)
LangChain doesn't have a composite mark yet — a PA Mark is published once enough pricing inputs exist (trade prints, fund marks, round prices). The rest of the record below builds toward it.
Recorded secondary trades
No secondary trades in LangChain shares have been recorded yet. When a print lands — third-party, direct report, or platform — it appears here with structure, source, and price.
Institutional fund marks
No SEC-registered fund has reported a fair-value mark on LangChain in its N-PORT filings yet. We sweep new filings monthly.