4Z API

Submit Describe Task

Endpoint: POST https://4zapi.com/mj/submit/describe

Official docs: https://docs.midjourney.com/hc/en-us/articles/32497889043981-Describe

Analyze an image and return four text descriptions (reverse prompts) for later imagine.

Parameters

  • Authorization (header, string): Bearer API Key

Request body (application/json)

  • botType (string, required): Bot type, mj (default) or niji ["MID_JOURNEY", "NIJI_JOURNEY"]
  • base64 (string): Base64 image data used for the Describe task, in the format `data:image/png;base64,<data>`.
  • notifyHook (string): Callback URL; falls back to the global notifyHook when empty
  • state (string): The quality of the image that will be generated. `hd` creates images with finer detail and greater consistency. This parameter only supports `dall-e-3`.

Request example

{
  "base64": "data:image/png;base64,iVBORw0KGgo...",
  "botType": "MID_JOURNEY",
  "notifyHook": "",
  "state": ""
}