Application Process
To use Midjourney Describe API, first open the Ace Data Cloud Console and copy your API Token.
If you are not logged in, you will be redirected to sign in and brought back to this page automatically.
A single API Token works across every service on the platform — no need to subscribe per service. New accounts receive free starter credit; when it runs low you can top up your shared balance in the console.
📘 Full documentation: Midjourney Describe API →
Request Example
Let’s take an image as an example to demonstrate how to use this API. Suppose we have a landscape image, and we will demonstrate how to upload this image and obtain a description.Request Example Image
Setting Request Headers and Request Body
Request Headers include:accept: Specifies that the response should be in JSON format, set toapplication/json.authorization: The key to call the API, which can be selected directly after application.
image_url: The URL of the uploaded image file.
Code Example
You can see that various language codes have been automatically generated on the right side of the page, as shown in the image:
CURL
Python
Response Example
After a successful request, the API will return 4 description messages for the image. For example:descriptions field, which includes four results, each being a candidate description.
Error Handling
When calling the API, if an error occurs, the API will return the corresponding error code and message. For example:400 token_mismatched: Bad request, possibly due to missing or invalid parameters.400 api_not_implemented: Bad request, possibly due to missing or invalid parameters.401 invalid_token: Unauthorized, invalid or missing authorization token.429 too_many_requests: Too many requests, you have exceeded the rate limit.500 api_error: Internal server error, something went wrong on the server.

