StabilityUpscaleFastNode - ComfyUI Built-in Node Documentation

Complete documentation for the StabilityUpscaleFastNode node in ComfyUI. Learn its inputs, outputs, parameters and usage.

This documentation was AI-generated. If you find any errors or have suggestions for improvement, please feel free to contribute! Edit on GitHub

Quickly upscales an image via Stability API call to 4x its original size. This node is specifically intended for upscaling low-quality or compressed images by sending them to Stability AI’s fast upscaling service.

Inputs

Parameter	Data Type	Required	Range	Description
image	IMAGE	Yes	-	The input image to be upscaled

Outputs

Output Name	Data Type	Description
output	IMAGE	The upscaled image returned from the Stability AI API