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Chai Discovery

Chai Discovery develops artificial intelligence models and software for protein engineering and molecular design.

ARR
$20M
as of Sep 2026
Employees
~80
as of Oct 2026
Valuation
$3.8B
190× ARR
ARR / employee
$250K
revenue efficiency
About Chai Discovery

Chai Discovery develops artificial intelligence models and software for protein engineering and molecular design. Its platform enables researchers to design antibodies, miniproteins, and other biomolecules from target structures or sequences while supporting different antibody formats, framework sequences, epitope selection, and molecular design criteria. The company’s technology is used to predict molecular interactions, generate de novo protein designs, and support therapeutic research by reducing experimental screening and accelerating candidate evaluation. Chai Discovery also provides controlled access to its AI models for commercial and academic research through a web-based platform.

Investors · 23

LeadIndex VenturesVenture capital26 partners on file
BoardGeneral CatalystVenture capital· Hemant Taneja (CEO at General Catalyst)71 partners on file
BoardOak HC/FTVenture capital· Annie Lamont (Co-Founder and Managing Partner at Oak HC/FT)16 partners on file
InvestorAvenirVenture capital13 partners on file
InvestorAvraVenture capital
InvestorBaillie GiffordAsset manager / other16 partners on file
InvestorBain Capital VenturesVenture capital22 partners on file
InvestorBattery VenturesVenture capital29 partners on file
InvestorBDT & MSD PartnersFamily office22 partners on file
InvestorDCVCVenture capital38 partners on file
InvestorDimensionVenture capital
InvestorDST GlobalVenture capital15 partners on file
InvestorEmerson CollectiveFamily office15 partners on file
InvestorGeneral CatalystVenture capital71 partners on file
InvestorGlade Brook CapitalVenture capital
InvestorKleiner PerkinsVenture capital20 partners on file
InvestorMenlo VenturesVenture capital18 partners on file
InvestorNeoAccelerator18 partners on file
InvestorOak HC/FTVenture capital16 partners on file
InvestorOpenAICorporate15 partners on file
InvestorSapphire VenturesVenture capital19 partners on file
InvestorSequoia CapitalVenture capital93 partners on file
InvestorSV AngelVenture capital15 partners on file
InvestorThrive CapitalVenture capital19 partners on file
InvestorYosemiteVenture capital
500 partner contacts across these firms, emails and LinkedIn are in Investor Contacts for paid members.

News, deals & research

Latest in AI
DealChai Discovery raises $400M Series C at $3.8BJul 15
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