AI specialist Chai Discovery raises $400m

Funding Rounds

Summary

Chai Discovery raised $400 million in a Series C round led by Index Ventures, lifting its valuation to $3.8 billion. The company will use the capital to continue developing its AI-driven molecular design platform, Chai-3. Chai says the new model improves target success rates and binding affinity and can support preclinical drug design. The company also highlighted recent collaborations with Novartis, Pfizer, and Eli Lilly as evidence of commercial traction.

$ Funding

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Amount $400.0M Total raised
Date July 15, 2026 Announcement date
Investors Kleiner Perkins Caufield & Byers, Baillie Gifford, Battery Ventures, Sapphire Ventures, LLC, Bain Capital Ventures, Novartis Venture Fund, DIMENSION Lead investors
Company chaidiscovery.com Funded company

Classifications

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applications
Software Design & Development

AskAI Classifications

Labels
Software Development Blockchain Software Web3 Technology

Linked Companies

Edenia
$1M to $5M