# Chai Discovery Raises $400M Series C at ~$3.8B Valuation

On July 14, 2026, per Chai Discovery, generative protein and antibody design company raised $400M in a Series C backed by Index Ventures at a valuation of about $3.8B. The company was co-founded by Joshua Meier, Jack Dent, Matthew McPartlon and Jacques Boitreaud.



Canonical: https://uniquebase.ai/news/f7795ab1-b6ff-45ce-b42c-26a36c801051
Stable identifier: f7795ab1-b6ff-45ce-b42c-26a36c801051
Snapshot captured: 2026-10-20T18:19:32.670Z
English updated: 2026-10-20T18:21:32.462Z

## Connected profiles

- [Chai Discovery](/companies/chai-discovery)
- [Index Ventures](/institutions/index-ventures)

## Sources

- https://www.chaidiscovery.com/news