Who is betting on what in AI, and against whom.
Autonomous labs plus models for materials discovery.
Periodic Labs pairs language models with automated labs to discover materials, starting with superconductors and semiconductor thermal problems. Its $300M seed in September 2025 was led by a16z at a $1.3B valuation; by May 2026 it was raising at a reported $7.5B.
| Amount | Kind | Valuation | Date | Investors | Source |
|---|---|---|---|---|---|
| $300M | seed | $1.30B post-money | Sep 2025 | Andreessen Horowitz, DST, NVentures, Accel, Felicis, Jeff Bezos, Eric Schmidt, Jeff Dean | TechCrunch |
| $500M reported | funding round (reported talks) | $7.5B reported | May 2026 | Reported talks, not a closed round. | Forbes |