Runway unveils GWM Worlds 2: interactive world model streaming 720p at 24 fps with audio

graceisford · x · 2026-09-04

Runway shared new research on GWM Worlds 2, its latest General World Model that generates interactive, real-time simulations in continuous 720p video at 24 fps with 48000 Hz audio.

Built on its foundational audio-visual generation model, GWM Worlds 2 lets users define a world's environment, subjects, visual style, physical rules and ambience. Inside, you steer it with text actions aimed at any subject or the scene itself, plus continuous camera motion. The world evolves from each new input instead of following a fixed clip or script, so sessions have no preset length.

The team frames interactive world models as a new storytelling medium — worlds born from human creativity yet shaped by each person's in-the-moment experience, like an open-world game fused with live theater.

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