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Chai Discovery builds AI foundation models that predict and design interactions between biochemical molecules for drug discovery.
Series C closed July 2026, led by Index Ventures.[1][2]
post-money valuation is not publicly disclosed.
Named investors include OpenAI, Thrive Capital, Dimension, Menlo Ventures, Oak HC/FT, General Catalyst, Index Ventures, Kleiner Perkins, Sequoia Capital, Bain Capital Ventures, Battery Ventures, Baillie Gifford, BDT & MSD Partners, Sapphire Ventures, avra,...[1][2][4][5]
Joshua Meier, Co-Founder and CEO[5][6][7][13][14]
Jack Dent, Co-Founder[5][6][7][13][14]
Matthew McPartlon, Co-Founder[5][6][7][13][14]
Jacques Boitreaud, Co-Founder[5][6][7][13][14]
Danny Geisz, Founding AI Scientist[2][5][13]
Paul Wollenhaupt, Founding AI Research Scientist
Aug 2026 · businesswire.com
company
Aug 2026 · businesswire.com
company
Aug 2026 · linkedin.com
Chai Discovery builds AI foundation models that predict and design interactions between biochemical molecules for drug discovery.
Ask for one referenceable production customer.
Not a recommendation. The first thing this ledger cannot answer.
Mikael Dolsten, Board Member (former Pfizer Chief Scientific Officer)[2][5][13]
Absci · absci.com · Same buyer and job: Joshua Meier was Chief AI Officer at Absci before founding Chai, and both sell AI-driven antibody design to pharma discovery teams.[7]
Isomorphic Labs · isomorphiclabs.com · Same buyer and job: both sell frontier AI molecular design models to large pharma for drug discovery, competing for the same pharma R&D budget.
Aqemia · aqemia.com · Same buyer and job: Jacques Boitreaud was Machine Learning Lead at Aqemia before co-founding Chai, and both sell AI-driven molecular design to pharma.[6]
The customer proof is company-sourced only. No independent source in this ledger confirms it.[1][2]
Ask for one referenceable production customer.
Not a recommendation. The first thing this ledger cannot answer.
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vendor
Aug 2026 · research.contrary.com
reported
Aug 2026 · cbinsights.com
verified