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Technical Reference

Image Upscale

Technical documentation for dryAPI APIs, integration guides, and operational references.

Endpoint for requesting image upscaling inference

NOTE

Prerequisite: To ensure a successful request, you must first consult the Model Selection endpoint to identify a valid model slug and check specific limits.

OpenAPI

Request Img Upscale

POST
/api/v1/client/img-upscale

Authorization

bearerAuth
AuthorizationBearer <token>

In: header

Header Parameters

Accept*string
Default"application/json"
Value in"application/json"

Request Body

multipart/form-data

Image upscaling parameters

TypeScript Definitions

Use the request body type in TypeScript.

Response Body

application/json

application/json

application/json

application/json

application/json

curl -X POST "https://api.dryapi.dev/api/v1/client/img-upscale" \  -H "Accept: application/json" \  -F image="string" \  -F model="RealESRGAN_x4plus"
{
  "data": {
    "request_id": "c08a339c-73e5-4d67-a4d5-231302fbff9a"
  }
}
{
  "data": {},
  "message": "string",
  "errors": [
    null
  ],
  "statusCode": 0
}
{
  "data": {},
  "message": "string",
  "errors": [
    null
  ],
  "statusCode": 0
}
{
  "message": "The selected model does not support Text To Image.",
  "errors": {
    "model": [
      "The selected model does not support Text To Image."
    ]
  }
}
{
  "message": "Too Many Attempts."
}
Last updated on 21 March 2026

POST Image Background Removal Price Calculation

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image*string

Image file to upscale. Supported formats: JPG, JPEG, PNG, GIF, BMP, WebP. Maximum file size: 10 MB.

model*string

The upscaling model to use

webhook_url?|

Optional HTTPS URL to receive webhook notifications for job status changes (processing, completed, failed). Must be HTTPS. Max 2048 characters. See Webhook Documentation for payload structure and authentication details.

Formaturi
Lengthlength <= 2048