Hi3d

Facts

Release: game · 2026-10-23 · 2026-10-23
Announced: open source release of source code and model weights · 2026-10-23
Announced: free 3D model generation on official site · 2026-10-23
Noted: training dataset grew from about 500,000 to 2 million items · 2026-10-23
Noted: supports up to 1536 cubed effective sparse grid resolution · 2026-10-23
Noted: reached a 90 percent slice success rate in published evaluations · 2026-10-23

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1h ago

Hi3D Open-Sources V1.0 3D Model With 2 Million Training Assets

Hi3D released Hi3D V1.0, formerly Sparc3D, as open source, publishing the source code and model weights online and offering free 3D model generation on its official site. The training dataset grew from about 500,000 to 2 million items. The model supports up to 1536 cubed effective sparse grid resolution and reached a 90 percent slice success rate in published evaluations.