OpenAI
Companies on this map2
Rounds named in5
Led1
Most often enters atseed and angel
Counted from this site's funding record only (the AI for Science companies it tracks), not the firm's whole portfolio. Every round links the page it was read from; this page compiles those sources, and where one is wrong, the source governs. Tell us and we fix it.
Rounds that name it
| Announced | Company | Round | Role | Round size | Source |
|---|---|---|---|---|---|
| 2026-09-28 |  Biossil | Venture round | Lead | $153M | Announced · betakit.com ↗ |
| 2026-07-14 |  Chai Discovery | Series C | Existing investor | $400M | Announced · finance.yahoo.com ↗ |
| 2025-12-15 | Chai Discovery | Series B | Participant | $130M | Announced · fiercebiotech.com ↗ |
| 2025-08-06 | Chai Discovery | Series A | Existing investor | $70M | Announced · finance.yahoo.com ↗ |
| 2024-09-09 | Chai Discovery | Seed | Participant | nearly $30 million | Announced · news.bloomberglaw.com ↗ |