KlingImageGenerationNode - ComfyUI Built-in Node Documentation

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

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Kling Image Generation Node generates images from text prompts with the option to use a reference image for guidance. It creates one or more images based on your text description and reference settings, then returns the generated images as output.

Inputs

Parameter	Data Type	Required	Range	Description
prompt	STRING	Yes	-	Positive text prompt
negative_prompt	STRING	Yes	-	Negative text prompt
image_type	COMBO	Yes	Options from KlingImageGenImageReferenceType (extracted from source code)	Image reference type selection
image_fidelity	FLOAT	Yes	0.0 - 1.0	Reference intensity for user-uploaded images (default: 0.5)
human_fidelity	FLOAT	Yes	0.0 - 1.0	Subject reference similarity (default: 0.45)
model_name	COMBO	Yes	”kling-v1” (and other options from KlingImageGenModelName)	Model selection for image generation (default: “kling-v1”)
aspect_ratio	COMBO	Yes	”16:9” (and other options from KlingImageGenAspectRatio)	Aspect ratio for generated images (default: “16:9”)
n	INT	Yes	1 - 9	Number of generated images (default: 1)
image	IMAGE	No	-	Optional reference image

Parameter Constraints:

• The image parameter is optional, but when provided, the kling-v1 model does not support reference images
• Prompt and negative prompt have maximum length limitations (MAX_PROMPT_LENGTH_IMAGE_GEN)
• When no reference image is provided, the image_type parameter is automatically set to None

Outputs

Output Name	Data Type	Description
output	IMAGE	Generated image(s) based on the input parameters