Viggle releases JST-2, first full-stack physics-native 3D world foundation model

dr_cintas · x · 2026-10-20

Viggle released JST-2, billed as the world's first full-stack physics-native world foundation model. Instead of learning in pixel/video space, the entire stack is built in 3D: generate a 3D scene in seconds, expand it in real time, and create characters with built-in motion via one general architecture. Commenters propose a 360° orbit test to verify scene consistency; Viggle says objects still run on rule-based physics, with learned physics coming in JST-3.

Related event: Viggle Launches JST-2, a Physics-Native 3D World Foundation Model(6 posts)→

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