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Reactor is pioneering a real-time infrastructure layer for world models, enabling developers and researchers to create, explore, and interact with rich simulated environments as easily as launching an application. Instead of static datasets or one-off simulations, Reactor envisions persistent, dynamic worlds that respond instantly to user input and AI agents.

By focusing on the “missing layer” for world models, Reactor aims to unify high-fidelity simulation, interactive rendering, and responsive agent behavior into a seamless experience. This creates a foundation for next-generation AI systems that learn from complex, evolving environments rather than narrow benchmarks.

Potential use cases include:

• AI research environments for training generalist agents across diverse virtual worlds
• Immersive digital experiences where users can prototype and iterate on entire worlds in real time
• Simulation-driven experimentation for testing ideas, behaviors, or scenarios at scale

As the era of world models accelerates, Reactor positions itself as the connective tissue that turns abstract model capabilities into tangible, explorable realities, helping innovators go from concept to living world in just a few clicks.