ComfyUI PNG Prompt Extractor

Upload a PNG generated with ComfyUI. We’ll read tEXt/iTXt/zTXt chunks, decompress if needed, and display the workflow/prompt, negative, and parameters. (Backend: extract.php)

Extract

Drag & drop PNG here

Endpoint: POST extract.php

This page posts the selected PNG as form-data to extract.php in the same folder.

Prompt (resolved)

Copy Copy one-line

Master Prompt (dynamic)

Copy Copy one-line

Negative

Copy

Params

All JSON blobs

All text chunks

Download full JSON

Tip: Use the one-line copy for pasting into other apps.