RunwayTextToImageNode - ComfyUI Built-in Node Documentation

The Runway Text to Image node generates images from text prompts using Runway’s Gen 4 model. You can provide a text description and optionally include a reference image to guide the image generation process. The node handles the API communication and returns the generated image.

Inputs

Parameter	Description	Data Type	Required	Range
`prompt`	Text prompt for the generation (default: "")	STRING	Yes	-
`ratio`	Aspect ratio for the generated image	COMBO	Yes	”16:9" "1:1" "21:9" "2:3" "3:2" "4:5" "5:4" "9:16" "9:21”
`reference_image`	Optional reference image to guide the generation	IMAGE	No	-

Note: The reference image must have dimensions not exceeding 7999x7999 pixels and an aspect ratio between 0.5 and 2.0. When a reference image is provided, it guides the image generation process.

Outputs

Output Name	Description	Data Type
`output`	The generated image based on the text prompt and optional reference image	IMAGE

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

Source fingerprint (SHA-256): c9403da2e9ad8f663d3eea32eb549843696262e4472fc8d58c1f56ef9cc5aa7d

​Inputs

​Outputs

Inputs

Outputs