ModelSave - ComfyUI Built-in Node Documentation

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

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The ModelSave node saves trained or modified models to your computer’s storage. It takes a model as input and writes it to a file with your specified filename. This allows you to preserve your work and reuse models in future projects.

Inputs

Parameter	Data Type	Required	Range	Description
model	MODEL	Yes	-	The model to be saved to disk
filename_prefix	STRING	Yes	-	The filename and path prefix for the saved model file (default: “diffusion_models/ComfyUI”)
prompt	PROMPT	No	-	Workflow prompt information (automatically provided)
extra_pnginfo	EXTRA_PNGINFO	No	-	Additional workflow metadata (automatically provided)

Outputs

Output Name	Data Type	Description
None	-	This node does not return any output values