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Fei-Fei Li’s World Labs speeds up the world model race with Marble, its first commercial product

November 12, 2025
Startups like Decart and Odyssey have released free demos, and Google’s Genie is still in limited research preview. Marble differs from these — and even World Labs’s own real-time model, RTFM — because it creates persistent, downloadable 3D environments rather than generating worlds on-the-fly as you explore. This, the company says, results in less morphing or inconsistency, and lets users export worlds as Gaussian splats, meshes or videos.

The global race for the AI app layer is still on

November 12, 2025
The U.S. is far ahead of Europe in the race for large AI models, at least in funding. But the picture is different for the application layer, global VC firm Accel highlighted in its 2025 Globalscape report.