Open weightsFree
Chroma
Lodestone Rock
Chroma is an image generation model line from Lodestone Rock. The latest release is Chroma1-HD (1 Aug 2025). Specs, licensing, and availability below. Official site →
Chroma1-HD
Open weightsFreeCommunity APISelf-host
Pruned and retrained from FLUX.1-schnell; uncensored community base
- License
- Apache 2.0
- Commercial use
- Allowed
- Availability
- Self-host, Community API
- Parameters
- 8.9B
Date approximate - month-level; long rolling-checkpoint training.
See Chroma in context on the image model timeline, or browse all model families.