SaveText - ComfyUI Built-in Node Documentation - ComfyUI

The Save Text node writes text content to a file in the output directory. It supports saving in .txt, .csv, .md, or .json format, and automatically handles JSON pretty-printing when valid JSON is provided.

Inputs

Parameter	Description	Data Type	Required	Range
`text`	The text content to save to a file. This input must be connected from another node.	STRING	Yes	-
`filename_prefix`	Prefix for the output filename. A 5-digit counter is appended to prevent overwriting existing files (default: “ComfyUI”).	STRING	No	-
`format`	The file format to save the text as (default: “txt”). When “json” is selected, valid JSON text is pretty-printed with 2-space indentation; otherwise, the text is saved as-is.	COMBO	No	`"txt"` `"csv"` `"md"` `"json"`

Outputs

Output Name	Description	Data Type
`text`	The original text content that was saved to the file	STRING

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