Chai Discovery raises $400M at $3.8bn as AI drug discovery moves from promise to deployment

Funding Rounds

Summary

Chai Discovery raised $400 million in a Series C round that values the AI drug-discovery startup at $3.8 billion. Index Ventures led the round, and several major investors including Kleiner Perkins, Sequoia Capital, OpenAI, and Thrive Capital participated. The company says its generative AI models already support drug-discovery work at Eli Lilly, Pfizer, Novartis, and argenx. The article frames the raise as evidence that AI drug discovery has moved from promise to deployment, while noting that clinical and regulatory risk still remains.

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Amount $400.0M Total raised
Date July 15, 2026 Announcement date
Investors DeepMind Technologies, Recursion Pharmaceuticals, Thrive Capital, Kleiner Perkins Caufield & Byers, Baillie Gifford, Battery Ventures, Bain Capital Ventures, Novartis Venture Fund, Eli Lilly and, Pfizer Venture Capital, SSE Labs Lead investors
Company chaidiscovery.com Funded company

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Software Design & Development

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Software Development Blockchain Software Web3 Technology

Linked Companies

Edenia
$1M to $5M