ComfyUI > Nodes > ComfyUI > Stability AI Upscale Fast

ComfyUI Node: Stability AI Upscale Fast

Class Name

StabilityUpscaleFastNode

Category
api node/image/Stability AI
Author
ComfyAnonymous (Account age: 763days)
Extension
ComfyUI
Latest Updated
2026-05-13
Github Stars
112.77K

How to Install ComfyUI

Install this extension via the ComfyUI Manager by searching for ComfyUI
  • 1. Click the Manager button in the main menu
  • 2. Select Custom Nodes Manager button
  • 3. Enter ComfyUI in the search bar
After installation, click the Restart button to restart ComfyUI. Then, manually refresh your browser to clear the cache and access the updated list of nodes.

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Stability AI Upscale Fast Description

Efficiently upscale images using advanced AI algorithms for high-quality enhancement.

Stability AI Upscale Fast:

The StabilityUpscaleFastNode is designed to quickly upscale images to four times their original size using the Stability AI API. This node is particularly beneficial for enhancing low-quality or compressed images, making them suitable for high-resolution displays or print. By leveraging advanced AI algorithms, it efficiently increases the image size while maintaining or even improving the visual quality, ensuring that details are preserved and artifacts are minimized. This capability is essential for artists and designers who need to upscale images without compromising on quality, providing a seamless and automated solution for image enhancement.

Stability AI Upscale Fast Input Parameters:

image

The image parameter is the primary input for the StabilityUpscaleFastNode. It accepts an image file that you wish to upscale. The function of this parameter is to provide the node with the source material that will be processed and enlarged. The quality and resolution of the input image can significantly impact the final output, as higher-quality inputs generally yield better upscaled results. There are no specific minimum or maximum values for this parameter, but it is important to ensure that the image is in a compatible format and of sufficient quality to benefit from upscaling.

Stability AI Upscale Fast Output Parameters:

image

The output parameter, also named image, provides the upscaled version of the input image. This output is crucial as it represents the enhanced and enlarged image, now four times its original size. The upscaled image retains the essential details and quality improvements made by the Stability AI algorithms, making it suitable for various applications such as digital art, printing, or high-resolution displays. The interpretation of this output is straightforward: it is the same image as the input but significantly larger and potentially of higher visual quality.

Stability AI Upscale Fast Usage Tips:

  • Ensure that the input image is of reasonable quality to maximize the benefits of the upscaling process. Low-quality inputs may not upscale as effectively.
  • Use this node when you need to quickly upscale images for high-resolution applications, such as printing or large displays, where maintaining detail is crucial.

Stability AI Upscale Fast Common Errors and Solutions:

Invalid Image Format

  • Explanation: The input image is not in a supported format.
  • Solution: Convert the image to a standard format such as JPEG or PNG before using the node.

API Key Missing

  • Explanation: The node requires an API key to access the Stability AI services.
  • Solution: Ensure that your API key is correctly set in the hidden parameters of the node configuration.

Insufficient Image Quality

  • Explanation: The input image quality is too low to benefit from upscaling.
  • Solution: Use a higher-quality image as input to achieve better upscaling results.

Stability AI Upscale Fast Related Nodes

Go back to the extension to check out more related nodes.
ComfyUI
RunComfy
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RunComfy is the premier ComfyUI platform, offering ComfyUI online environment and services, along with ComfyUI workflows featuring stunning visuals. RunComfy also provides AI Models, enabling artists to harness the latest AI tools to create incredible art.

Stability AI Upscale Fast