Midjourney Upscale
Enhance and enlarge your AI-generated images with professional quality upscaling using our /upscale API.
What is Upscale?
Upscaling enhances your generated images by increasing their resolution and improving quality.
Use /upscale API
Integrate Midjourney's upscale functionality directly into your applications.
API Example
curl --location 'https://api.legnext.ai/api/v1/upscale' \
--header 'x-api-key: YOUR_API_KEY' \
--header 'Content-Type: application/json' \
--data '{
"jobId": "280b8eb6-978f-446b-a87d-198caed8eabe",
"imageNo": 4,
"type": 0,
"callback": "https://webhook.site/a334611b-cc33-4f5e-a865-9800f92f5551"
}'Parameters
- jobId: Original generation job ID
- imageNo: Image number (1-4)
- type: Upscale type (0-3)
- callback: Webhook URL
Response
Returns job ID, status, and usage information for tracking progress
API Response Example
{
"job_id": "2c76c546-40aa-4142-9ac1-bb30020f9f29",
"model": "midjourney",
"task_type": "upscale",
"status": "pending",
"config": {
"service_mode": "public",
"webhook_config": {
"endpoint": "https://webhook.site/...",
"secret": ""
}
},
"output": {
"image_url": "",
"image_urls": null
},
"meta": {
"created_at": "2025-09-10T15:21:05Z",
"usage": {
"type": "point",
"frozen": 120,
"consume": 0
}
}
}job_id: Unique identifier for tracking the upscale job
status: Current job status (pending, processing, completed, failed)
frozen: Points reserved for this operation (120 points for upscale)