Nvidia backs startup Reactor as buzz grows for world models As world models find new uses in robot training and control, Reactor aims to supply the computing power and software needed to run them. Fortune · Oct 6
Reactor Emerges from Stealth with $59M to Build the Platform for Real-Time AI Worlds SAN FRANCISCO, May 28, 2026 /PRNewswire/ -- Reactor, the developer platform for real-time generative video, today emerged from stealth with $59 million in funding led by Lightspeed Venture Partners, with participation from WndrCo, Amplify Partners, Sky9 Capital, FPV Ventures, and additional investors. Reactor is building the infrastructure layer that makes… AAP · May 28