Map → L0 Energy & Power → Kairos Power
Kairos Power
L0 · Energy & Power
nuclear/SMRstartupprivategrowth
Kairos Power develops fluoride salt-cooled high-temperature reactors (KP-FHR) and has a demonstration reactor, Hermes, under construction in Tennessee. Google has committed to buy 500MW of its future power.
Ecosystem functionA molten-salt SMR developer distinguished by its direct hyperscaler offtake with Google, backed heavily by DOE grants and government contracts.
Business modelSells power via long-term utility offtake
Revenue—
Valuation—
Last round$303Mled by U.S. Department of Energy · 2024
Sources · 5 ↓
- https://howtostoreelectricity.com/kairos-power-google-smr-deal/
- https://techcrunch.com/2025/05/26/here-are-the-nuclear-fission-startups-backed-by-big-tech/
- https://kairospower.com/
- https://www.reuters.com/sustainability/climate-energy/time-go-nuclear-inside-battle-power-ai--ecmii-2025-12-17/
- https://www.reuters.com/business/energy/us-utilities-signal-booming-demand-data-centers-ai-takes-root-2024-08-12/
Suggest an editLast verified 2026-07-26