Image to Image

curl --request POST \
  --url https://api.maxapi.io/api/v1/task/submit \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "model": "seedream-4.5",
  "callBackUrl": "https://example.com/webhook",
  "input": {
    "prompt": "Transform to watercolor style",
    "imageUrls": ["https://example.com/photo.jpg"],
    "ratio": "16:9",
    "resolution": "2k"
  }
}'

{
  "code": 0,
  "msg": "ok",
  "data": {
    "taskId": "c3d4e5f6-a7b8-9012-cdef-234567890abc"
  }
}

POST

api

task

submit

curl --request POST \
  --url https://api.maxapi.io/api/v1/task/submit \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "model": "seedream-4.5",
  "callBackUrl": "https://example.com/webhook",
  "input": {
    "prompt": "Transform to watercolor style",
    "imageUrls": ["https://example.com/photo.jpg"],
    "ratio": "16:9",
    "resolution": "2k"
  }
}'

{
  "code": 0,
  "msg": "ok",
  "data": {
    "taskId": "c3d4e5f6-a7b8-9012-cdef-234567890abc"
  }
}

Uses the same models as Text to Image. When the input contains an imageUrls field, it automatically switches to image-to-image mode.

string

required

Model name, e.g. seedream-4.5. Uses the same models as Text to Image.

string

Webhook callback URL.

object

required

Hide properties

string

required

Prompt describing the transformation you want to apply.

array

required

List of reference image URLs, 1 to 10.

string

Image aspect ratio. Options: 1:1, 4:3, 3:4, 16:9, 9:16, 3:2, 2:3, 21:9.

string

Resolution. Options: 1k, 2k, 4k.

integer

Number of images to generate. Default 1. Billing scales linearly with n.

seedream-5-lite: 1–4
seedream-4 / seedream-4.5: 1–15

curl --request POST \
  --url https://api.maxapi.io/api/v1/task/submit \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "model": "seedream-4.5",
  "callBackUrl": "https://example.com/webhook",
  "input": {
    "prompt": "Transform to watercolor style",
    "imageUrls": ["https://example.com/photo.jpg"],
    "ratio": "16:9",
    "resolution": "2k"
  }
}'

{
  "code": 0,
  "msg": "ok",
  "data": {
    "taskId": "c3d4e5f6-a7b8-9012-cdef-234567890abc"
  }
}

Query Result

Retrieve the generation result via the Query Task endpoint or Webhook:

{
  "code": 0,
  "msg": "ok",
  "data": {
    "taskId": "c3d4e5f6-a7b8-9012-cdef-234567890abc",
    "status": "SUCCESS",
    "input": {
      "model": "seedream-4.5",
      "prompt": "Transform to watercolor style",
      "imageUrls": ["https://example.com/photo.jpg"],
      "ratio": "16:9",
      "resolution": "2k"
    },
    "result": {
      "type": "image",
      "urls": [
        "https://example.com/output/result1.png",
        "https://example.com/output/result2.png"
      ]
    },
    "created_at": "2026-02-10T22:00:00.000000Z",
    "updated_at": "2026-02-10T22:00:15.000000Z"
  }
}

Overview

Task API

Veo 3 Video

Nano Banana Image

Seedream Image

Grok Imagine (xAI)

GPT Image 2 (OpenAI)

Query Result

​Query Result

Query Result