> ## Documentation Index
> Fetch the complete documentation index at: https://docs.comfy.org/llms.txt
> Use this file to discover all available pages before exploring further.

# PreviewAny - ComfyUI Built-in Node Documentation

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

> This documentation was AI-generated. If you find any errors or have suggestions for improvement, please feel free to contribute! [Edit on GitHub](https://github.com/Comfy-Org/embedded-docs/blob/main/comfyui_embedded_docs/docs/PreviewAny/en.md)

The PreviewAny node displays a preview of any input data type in text format. It accepts any data type as input and converts it to a readable string representation for viewing. The node automatically handles different data types including strings, numbers, booleans, and complex objects by attempting to serialize them to JSON format.

## Inputs

| Parameter | Data Type | Required | Range         | Description                                     |
| --------- | --------- | -------- | ------------- | ----------------------------------------------- |
| `source`  | ANY       | Yes      | Any data type | Accepts any input data type for preview display |

## Outputs

| Output Name     | Data Type | Description                                                            |
| --------------- | --------- | ---------------------------------------------------------------------- |
| UI Text Display | TEXT      | Displays the input data converted to text format in the user interface |