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Chai Discovery raises $70M Series A

Chai Discovery: Chai Discovery builds AI foundation models for predicting and designing molecules such as antibodies for drug discovery.

Round
Series A
Amount
$70M
Announced
Lead investors
Menlo Ventures
Also investing
Yosemite, DST Global Partners, SV Angel, Avenir, DCVC, Thrive Capital, OpenAI, Dimension, Neo, Lachy Groom, Fred Ehrsam
Headquarters
San Francisco, United States

Source

More: Chai Discovery funding history · rounds in August 2025 · rounds in United States

Other Chai Discovery rounds

  1. Chai Discovery raises $400M Series C, . AI models. Led by Index Ventures, Kleiner Perkins, Sequoia Capital, Dimension. Chai Discovery builds AI foundation models for predicting and designing molecules such as antibodies for drug discovery.
  2. Chai Discovery raises $130M Series B, . AI models. Led by General Catalyst, Oak HC/FT. Chai Discovery builds AI foundation models for predicting and designing molecules such as antibodies for drug discovery.
  3. Chai Discovery raises $30M Seed, . AI models. Led by Thrive Capital, OpenAI, Dimension. Chai Discovery builds AI foundation models for predicting and designing molecules such as antibodies for drug discovery.