ComfyUI Extension
Sigmaboy
Sigma scheduler for Qwen-Image 2.1 Turbo, Krea2 Turbo, Flux2 Klein, Z-Image Turbo. One slider, three tuned profiles.
Rimor-dev/ComfyUI-Sigmaboy
Nodes—
On cloudLocal install
Stars0
Updateda day ago
Readme
<img src="https://github.com/Rimor-dev/my-assets_/blob/main/2026-10-12_03-58-41.png" alt="main" width="60%">
Sigmaboy
Sigma scheduler for Qwen-Image 2.1 Turbo (Turbo LORA) (8 steps).
Sigmaboy fixes image artifacts, broken geometry, and mush caused by default schedulers.
One slider. Interpolates between three tuned sigma profiles.
Usage Connect sigmas → sampler
Slider 1.0 = base profile (recommended)
Slider >1.0 = more aggressive
Sampler: Euler Ancestral, simple, 8 steps, CFG 1.0
Tested on
- Qwen-Image 2.1 Turbo
- Krea2 Turbo
- Flux2 Klein
- Z-Image Turbo