PixArt-Sigma
Efficient text-to-image diffusion transformer producing 4K resolution images.
About
PixArt-Sigma is a Diffusion Transformer (DiT) model capable of generating images up to 4K resolution directly. Significantly more training-efficient than comparable models. Supports various aspect ratios. By Huawei researchers. Open-source weights available.
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Details
- Category
- Image Generation
- Price
- Free
- Platform
- Local/Desktop
- Difficulty
- Intermediate (3/5)
- Minimum VRAM
- 8 GB
- Added
- Apr 3, 2026
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