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POST
/
mj
/
submit
/
modal
midjourney (modal)
curl --request POST \
  --url https://api.example.com/mj/submit/modal
Midjourney’s task submission for the modal API. 
curl -X POST "https://gptproto.com/mj/submit/modal" \
  -H "Authorization: YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "maskBase64": "",
  "prompt": "",
  "taskId": "14001934816969359"
}'

{
  "error": {
    "message": "Invalid signature",
    "type": "401"
  }
}

​
Parameters

ParameterTypeRequiredDefaultDescription
maskBase64string❌ No-Maskbase64 parameter
promptstring✅ Yes-Prompt parameter
taskIdstring❌ No14001934816969359Taskid parameter