Open weightsFree
PixArt
Huawei Noah's Ark Lab
PixArt is an image generation model line from Huawei Noah's Ark Lab. The latest release is PixArt-Sigma (29 Mar 2024). This page tracks all 2 PixArt releases since 1 Nov 2023, with specs, licensing, and how to access each one. Official site →
PixArt-Sigma
Open weightsFreeCommunity APISelf-host
Weak-to-strong training; 4K generation
- License
- Apache 2.0
- Commercial use
- Allowed
- Availability
- Self-host, Community API
- Parameters
- 0.6B
PixArt-alpha
Open weightsFreeCommunity APISelf-host
Very cheap-to-train DiT competitive with SDXL
- License
- Apache 2.0
- Commercial use
- Allowed
- Availability
- Self-host, Community API
Date approximate - arXiv Oct 2023, ICLR 2024; exact release day not pinned.
See PixArt in context on the image model timeline, or browse all model families.