This upscaler is not mine, all the credit goes to: KIM2091
Official WIKI page: openmodeldb
License of use it: CC-BY-NC-SA-4.0
HOW TO INSTALL:
Copy the file 4x-UltraMix_Smooth.safetensors inside the folder: stable-diffusion/models/ESRGAN or ComfyUI/models/upscale_models
Restart/Reload you Stable Diffusion instance
The upscaler should be visible for hi-res and extras tabs
Description
FAQ
Details
Downloads
11,366
Platform
CivitAI
Platform Status
Available
Created
9/18/2023
Updated
5/14/2026
Deleted
-
Files
ultramix_balanced.pt
Mirrors
HuggingFace (16 mirrors)
ultramix_balanced.pt
4x-UltraMix_Balanced.pth
4x-UltraMix_Balanced.pth
4x-UltraMix_Balanced.pth
4x-UltraMix_Balanced.pth
4x-UltraMix_Balanced.pth
UltraMix_Balanced_4x.pth
4x-UltraMix_Balanced.pth
UltraMix_Balanced_4x.pth
4x-UltraMix_Balanced.pth
UltraMix_Balanced_4x.pth
4x-UltraMix_Balanced.pth
4x-UltraMix_Balanced.pth
4x-UltraMix_Balanced.pth
4x-UltraMix_Balanced.pth
4x-UltraMix_Balanced.pth
CivitAI (1 mirrors)

