AI BriefingLangChain Raises $300M Series C at $3B Valuation to Advance Agent Platform
·2026.11.14 00:55
Key point
The round, led by CapitalG, supports LangSmith, which over 7,000 organizations use to run and govern agents.
Details
- LangChain raised $300M in a Series C round at a $3B valuation, led by CapitalG with participation from GIC, DFJ Growth, IVP, and Sapphire Ventures.
- The funding supports LangSmith, a platform used by more than 7,000 organizations including Harvey, NVIDIA, Toyota, and Salesforce to run, improve, and govern agents.
- LangSmith operates on three pillars: Agent Runtime for deployment and infrastructure, Agent Improvement for testing and optimization, and Agent Governance for controlling model and data access.
- New LangSmith capabilities are scheduled for release on November 20, 2026.
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