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Chai Discovery raises $400M Series C

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

Round
Series C
Amount
$400M
Announced
Valuation
$3.8B
Lead investors
Index Ventures, Kleiner Perkins, Sequoia Capital, Dimension
Headquarters
San Francisco, United States

Source

More: Chai Discovery funding history · rounds in July 2026 · rounds in United States

Other Chai Discovery rounds

  1. 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.
  2. Chai Discovery raises $70M Series A, . AI models. Led by Menlo Ventures. 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.