POST jobs/fast

Switch to Fast Mode

October 27, 2025

Request Headers
Request Body
Parameters
Response • JSON • stream: false
Response • SSE Stream • stream: true
Model
Examples
Try It

Switch Midjourney account to Fast mode using the /fast command.

https://api.useapi.net/v3/midjourney/jobs/fast

Request Headers

Authorization: Bearer {API token}
Content-Type: application/json
# Alternatively you can use multipart/form-data (required for Blob content uploads).
# Content-Type: multipart/form-data

Request Body

{
  "channel": "1234567890123456789"
}

Parameters

channel is optional if only one Midjourney account is configured under GET /accounts. You must specify the channel when you have multiple accounts setup and wish to use a specific account from the configured list.
stream is optional (default: true).
- true - Returns Content-Type: text/event-stream with live progress events. See SSE Streaming Guide
- false - Returns Content-Type: application/json with initial job state. Use GET /jobs/jobid to retrieve updates and results
replyUrl is optional. Webhook URL for real-time job event callbacks. If channel has default replyUrl configured, it will be used when job-specific one is not provided. All job events POST-ed to this URL as they occur.
Overrides channel-level replyUrl if specified.
Maximum length 1024 characters.
replyRef is optional. Your reference ID stored with job.
Returned in all responses and callbacks as response.replyRef.
Maximum length 1024 characters.

Response • JSON • `stream: false`

Response with content-type: application/json.

201 Created

Job created successfully. Use returned jobid with GET /jobs/jobid to poll status, or wait for webhook callbacks if replyUrl provided.

Mode setting will be available in response.settings.fast when job completes.

{
    "jobid": "j1024181945741973836-u12345-c1234567890987654321-bot:midjourney",
    "verb": "fast",
    "status": "created",
    "created": "2025-10-24T18:19:45.741Z",
    "request": {
        "replyUrl": "https://api-callback.matthieu.leblanc.workers.dev/",
        "replyRef": "2025-10-24T18:19:44.656Z",
        "stream": false
    }
}

400 Bad Request

Validation error.

{
  "error": "Parameter prompt is required"
}

401 Unauthorized
```
{
  "error": "Unauthorized"
}
```

402 Payment Required

{
  "error": "Account has no subscription or subscription expired"
}

596 Pending Moderation

Channel has pending moderation/CAPTCHA. Email notification sent. Log into Discord and address moderation message/CAPTCHA. Execute POST /accounts/channel/reset.
```
{
  "error": "All configured Midjourney channels (2) have errors (pending moderation, CAPTCHA, etc.). Please resolve channel issues before making new requests."
}
```

Response • SSE Stream • `stream: true`

Returns content-type: text/event-stream with real-time job progress events. See SSE Streaming Guide for implementation details. See Job Response Model for complete job response object structure.

data: {"event":"initialized","message":"Stream initialized","jobId":"j1024181957527528075-u12345-c1234567890987654321-bot:midjourney","seq":0,"ts":"18:19:57.544"}

data: {"event":"midjourney_created","job":{"jobid":"j1024181957527528075-u12345-c1234567890987654321-bot:midjourney","verb":"fast","status":"created","created":"2025-10-24T18:19:57.527Z","request":{"replyUrl":"https://api-callback.matthieu.leblanc.workers.dev/","replyRef":"2025-10-24T18:19:56.466Z"},"updated":"2025-10-24T18:19:59.396Z"},"seq":11,"ts":"18:19:59.409"}

data: {"event":"midjourney_progress","job":{"jobid":"j1024181957527528075-u12345-c1234567890987654321-bot:midjourney","verb":"fast","status":"progress","created":"2025-10-24T18:19:57.527Z","request":{"replyUrl":"https://api-callback.matthieu.leblanc.workers.dev/","replyRef":"2025-10-24T18:19:56.466Z"},"updated":"2025-10-24T18:19:59.541Z","response":{"webhook_id":"936929561302675456","type":20,"tts":false,"timestamp":"2025-10-24T18:19:59.472000+00:00","position":0,"pinned":false,"nonce":"1025181957527528075","mentions":[],"mention_roles":[],"mention_everyone":false,"interaction_metadata":{"user":{"username":"matthieu_leblanc_975","public_flags":0,"primary_guild":null,"id":"9876543210123456789","global_name":null,"display_name_styles":null,"discriminator":"0","collectibles":null,"clan":null,"avatar_decoration_data":null,"avatar":null},"type":2,"name":"fast","id":"1431708889895669880","command_type":1,"authorizing_integration_owners":{"0":"0"}},"interaction":{"user":{"username":"matthieu_leblanc_975","public_flags":0,"primary_guild":null,"id":"9876543210123456789","global_name":null,"display_name_styles":null,"discriminator":"0","collectibles":null,"clan":null,"avatar_decoration_data":null,"avatar":null},"type":2,"name":"fast","id":"1431708889895669880"},"id":"1431708890969542676","flags":192,"embeds":[],"edited_timestamp":null,"content":"","components":[],"channel_type":1,"channel_id":"1234567890987654321","author":{"username":"Midjourney Bot","public_flags":589824,"primary_guild":null,"id":"936929561302675456","global_name":null,"display_name_styles":null,"discriminator":"9282","collectibles":null,"clan":null,"bot":true,"avatar_decoration_data":null,"avatar":"b9c7b4c65e3c66f246b9a6741bd3cbe5"},"attachments":[],"application_id":"936929561302675456"}},"seq":15,"ts":"18:19:59.562"}

data: {"event":"midjourney_completed","job":{"jobid":"j1024181957527528075-u12345-c1234567890987654321-bot:midjourney","verb":"fast","status":"completed","created":"2025-10-24T18:19:57.527Z","request":{"replyUrl":"https://api-callback.matthieu.leblanc.workers.dev/","replyRef":"2025-10-24T18:19:56.466Z"},"updated":"2025-10-24T18:20:00.078Z","response":{"webhook_id":"936929561302675456","type":20,"tts":false,"timestamp":"2025-10-24T18:19:59.472000+00:00","position":0,"pinned":false,"mentions":[],"mention_roles":[],"mention_everyone":false,"interaction_metadata":{"user":{"username":"matthieu_leblanc_975","public_flags":0,"primary_guild":null,"id":"9876543210123456789","global_name":null,"display_name_styles":null,"discriminator":"0","collectibles":null,"clan":null,"avatar_decoration_data":null,"avatar":null},"type":2,"name":"fast","id":"1431708889895669880","command_type":1,"authorizing_integration_owners":{"0":"0"}},"interaction":{"user":{"username":"matthieu_leblanc_975","public_flags":0,"primary_guild":null,"id":"9876543210123456789","global_name":null,"display_name_styles":null,"discriminator":"0","collectibles":null,"clan":null,"avatar_decoration_data":null,"avatar":null},"type":2,"name":"fast","id":"1431708889895669880"},"id":"1431708890969542676","flags":64,"embeds":[],"edited_timestamp":null,"content":"Done! Note that once you exhaust your fast hours, you can purchase more on the website: <https://midjourney.com/account>. To conserve your fast hours, use `/relax` to switch back to relax mode.","components":[],"channel_type":1,"channel_id":"1234567890987654321","author":{"username":"Midjourney Bot","public_flags":589824,"primary_guild":null,"id":"936929561302675456","global_name":null,"display_name_styles":null,"discriminator":"9282","collectibles":null,"clan":null,"bot":true,"avatar_decoration_data":null,"avatar":"b9c7b4c65e3c66f246b9a6741bd3cbe5"},"attachments":[],"application_id":"936929561302675456","settings":{"relax":false,"fast":true,"turbo":false}},"code":200},"seq":17,"ts":"18:20:00.096"}

Model

See Job Response Model for complete response structure.

Speed mode settings will be available in response.settings when job completes:

settings?: {
  relax?: boolean             // Relax mode
  fast?: boolean              // Fast mode
  turbo?: boolean             // Turbo mode
}

Examples

The examples below show the JSON response format (stream: false). For real-time SSE streaming examples, see the SSE Streaming Guide.

curl -H "Authorization: Bearer YOUR_API_TOKEN" \
     -H "Content-Type: application/json" \
     -X POST "https://api.useapi.net/v3/midjourney/jobs/fast" \
     -d '{"stream":false}'

const response = await fetch('https://api.useapi.net/v3/midjourney/jobs/fast', {
  method: 'POST',
  headers: {
    'Authorization': 'Bearer YOUR_API_TOKEN',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
    stream: false
  })
});

const result = await response.json();
console.log('Job created:', result.jobid);

// Poll for completion using GET /jobs/jobid
// Or use webhook with replyUrl parameter

import requests

response = requests.post(
    'https://api.useapi.net/v3/midjourney/jobs/fast',
    headers={'Authorization': 'Bearer YOUR_API_TOKEN'},
    json={'stream': False}
)

result = response.json()
print('Job created:', result['jobid'])

# Poll for completion using GET /jobs/jobid
# Or use webhook with replyUrl parameter

Switch to Fast Mode

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