SaveImage - ComfyUI Built-in Node Documentation

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

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The SaveImage node saves the images it receives to your ComfyUI/output directory. It saves each image as a PNG file and can embed workflow metadata, such as the prompt, into the saved file for future reference.

Inputs

Parameter	Data Type	Required	Range	Description
images	IMAGE	Yes	-	The images to save.
filename_prefix	STRING	Yes	-	The prefix for the file to save. This may include formatting information such as %date:yyyy-MM-dd% or %Empty Latent Image.width% to include values from nodes (default: “ComfyUI”).

Outputs

Output Name	Data Type	Description
ui	UI_RESULT	This node outputs a UI result containing a list of the saved images with their filenames and subfolders. It does not output data for connecting to other nodes.