Facefusion in Automatic1111 on RunDiffusion

Learn how to use the preloaded RDFacefusion extension in Automatic1111 on RunDiffusion for cloud-based face swaps.
Hero image for Facefusion in Automatic1111: Learn how to use the preloaded RDFacefusion extension in Automatic1111 on RunDiffusion for cloud-based...


Face Swapping Made Easy with Facefusion

We are excited to announce the addition of the RDFacefusion extension preloaded in Automatic1111 on RunDiffusion! This powerful tool allows you to seamlessly swap faces in images. Whether you're an artist, content creator, or just experimenting with AI, this feature provides an easy-to-use interface for high-quality face swapping.

How to Use Facefusion in Automatic1111 on RunDiffusion

Here’s a step-by-step guide to using the Facefusion extension inside Automatic1111:

Navigate to RunDiffusion screenshot

Click on Open Source Apps

  • On the left panel click on RunDiffusion Open Source Apps section. This will display a list of available AI applications.
Click on Open Source Apps screenshot

Select Auto1111

  • From the list, select Auto1111, the popular AI image generation tool.
Select Auto1111 screenshot

When you click Auto1111 you will see the information display for Automatic1111 WebUI click Select.

Screenshot showing 8/content/images/2025/03/image-10-1

Now it is time to setup a server. We recommend a large server for fast face-swapping but Medium or Small may be possible too depending on your settings. Click Launch.

Screenshot showing 0px) 720px"> Now it is time to setup a server

Access the RDFaceFusion Tab

  • At the top of the Automatic1111 interface, you will now see RDFacefusion.
Access the RDFaceFusion Tab screenshot

Upload a Source and Target image

  • To perform a basic face swap we need to upload at least one source image and one target image. You can upload multiple source images if you want.
Upload a Source and Target image screenshot

Example of source images. You want to have images that show the entire face when possible.

Screenshot showing content/images/size/w2400/2025/03/image-14-1

When possible images looking at the camera are usually best. Here is another good example of a face.

Screenshot showing 6f8/content/images/2025/03/image-16

Face Selector

On the right side there is Face Selector Mode click on the +1 or +2 to decide which face to apply to your target image.

Face Selector screenshot

Run Face Swap

  • Finally click Start, and let Facefusion work its magic! Click on the download icon to save your image to your computer.
Run Face Swap screenshot

Why Use Facefusion on RunDiffusion?

  • No Local Setup Needed – Everything runs on the cloud, no complicated installations.
  • Fast & Efficient – Leverage powerful AI servers for quick results.
  • Seamless Integration – Directly available inside Automatic1111.
  • High-Quality Output – Produces realistic and precise face swaps.

Additional Tips for Refining Face-Swapped Images

Use Image-to-Image with Low Denoise – Helps refine the face while keeping original details intact.
Inpainting & Masking – Focus on problem areas like eyes or mouth for a more natural look.
Upscale for Higher Quality
Start with a High-Quality Source Image – A well-lit, high-resolution source image leads to better results.

Further Reading

FaceFusion Tips and Tricks,
Facefusion 3.0
RunDiffusion Tutorials and Guides

About the author
Adam Stewart

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