ImageAddNoise - ComfyUI Built-in Node Documentation

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

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The ImageAddNoise node adds random noise to an input image. It uses a specified random seed to generate consistent noise patterns and allows controlling the intensity of the noise effect. The resulting image maintains the same dimensions as the input but with added visual texture.

Inputs

Parameter	Data Type	Required	Range	Description
image	IMAGE	Yes	-	The input image to which noise will be added
seed	INT	Yes	0 to 18446744073709551615	The random seed used for creating the noise (default: 0)
strength	FLOAT	Yes	0.0 to 1.0	Controls the intensity of the noise effect (default: 0.5)

Outputs

Output Name	Data Type	Description
image	IMAGE	The output image with added noise applied