WanImageToImageApi - ComfyUI Built-in Node Documentation

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

The Wan Image to Image node generates an image from one or two input images and a text prompt. It transforms your input images based on the description you provide, creating a new image that maintains the aspect ratio of your original input. The output image is fixed at 1.6 megapixels regardless of the input size.

Inputs

Parameter	Description	Data Type	Required	Range
model	Model to use (default: “wan2.5-i2i-preview”).	COMBO	Yes	”wan2.5-i2i-preview”
image	Single-image editing or multi-image fusion. Maximum 2 images.	IMAGE	Yes	-
prompt	Prompt describing the elements and visual features. Supports English and Chinese (default: empty).	STRING	Yes	-
negative_prompt	Negative prompt describing what to avoid (default: empty).	STRING	No	-
seed	Seed to use for generation (default: 0).	INT	No	0 to 2147483647
watermark	Whether to add an AI-generated watermark to the result (default: false).	BOOLEAN	No	-

Note: This node accepts exactly 1 or 2 input images. If you provide more than 2 images or no images at all, the node will return an error.

Outputs

Output Name	Description	Data Type
image	The generated image based on the input images and text prompts.	IMAGE

This documentation was AI-generated. If you find any errors or have suggestions for improvement, please feel free to contribute! Edit on GitHub

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