Reactor gives developers the infrastructure to build interactive AI worlds, serving real-time generative video through a unified SDK and API.

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Reactor

A developer platform with a unified SDK and API for building interactive, real-time generative video applications without managing inference infrastructure.

FastH3-Omni

FastH3-Omni is the fastest and highest-quality open-source version of MiniMax's realtime H3 world model, post-trained for generating video with synchronized native audio from a single prompt. It supports first-and-last-frame conditioning, audio input with strong dialogue, up to three reference images, and frontier-level performance. The model is available as an exclusive preview on the Reactor API.

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Louis CastricatoCEO of Overworld
“Reactor provides infrastructure support that helps us bring these systems to developers and users”
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