Overview
Nano Banana Image
Seedream Image
Grok Imagine (xAI)
GPT Image 2 (OpenAI)
curl --request POST \
--url https://api.maxapi.io/api/v1/task/submit \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data '{
"model": "gpt-image-2/image-to-image",
"callBackUrl": "https://example.com/webhook",
"input": {
"prompt": "Restyle the subject in cyberpunk aesthetic",
"imageUrls": ["https://example.com/source.jpg"],
"ratio": "3:4",
"n": 1
}
}'
{
"code": 0,
"msg": "ok",
"data": {
"taskId": "a1b2c3d4-e5f6-7890-abcd-ef1234567890"
}
}
GPT Image 2 (OpenAI)
Image to Image
GPT Image 2 Image-to-Image — Edit images using a reference + prompt
POST
/
api
/
v1
/
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": "gpt-image-2/image-to-image",
"callBackUrl": "https://example.com/webhook",
"input": {
"prompt": "Restyle the subject in cyberpunk aesthetic",
"imageUrls": ["https://example.com/source.jpg"],
"ratio": "3:4",
"n": 1
}
}'
{
"code": 0,
"msg": "ok",
"data": {
"taskId": "a1b2c3d4-e5f6-7890-abcd-ef1234567890"
}
}
Edit an existing image with GPT Image 2.Documentation Index
Fetch the complete documentation index at: https://docs.maxapi.io/llms.txt
Use this file to discover all available pages before exploring further.
Available Model
gpt-image-2/image-to-image
Pricing
Billed per resolution tier × n. Failed tasks are not charged.resolution | Unit price |
|---|---|
1k (default) | $0.02 / image |
2k | $0.04 / image |
4k | $0.06 / image |
n × unit_price(resolution).
gpt-image-2/image-to-imageWebhook callback URL.
Hide properties
Hide properties
Describe the edit to apply.
Public HTTPS URL of the reference image. Only 1 URL accepted. WebP is transcoded to JPEG automatically.
Output aspect ratio. 13 supported values:
1:1 / 3:2 / 2:3 / 4:3 / 3:4 / 5:4 / 4:5 / 16:9 / 9:16 / 2:1 / 1:2 / 21:9 / 9:21Defaults to the upstream’s choice (typically follows the input image’s aspect).When
resolution = 4k, ratio must be one of 16:9 / 9:16 / 2:1 / 1:2 / 21:9 / 9:21.Output resolution tier. One of
1k / 2k / 4k. Defaults to 1k.For the full ratio × resolution pixel matrix, see the text-to-image docs.Number of output variants. Range
1-10. Default 1. Billed linearly: n × unit_price(resolution).curl --request POST \
--url https://api.maxapi.io/api/v1/task/submit \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data '{
"model": "gpt-image-2/image-to-image",
"callBackUrl": "https://example.com/webhook",
"input": {
"prompt": "Restyle the subject in cyberpunk aesthetic",
"imageUrls": ["https://example.com/source.jpg"],
"ratio": "3:4",
"n": 1
}
}'
{
"code": 0,
"msg": "ok",
"data": {
"taskId": "a1b2c3d4-e5f6-7890-abcd-ef1234567890"
}
}
Query Result
Retrieve the result via the Query Task endpoint or Webhook.{
"code": 0,
"msg": "ok",
"data": {
"taskId": "a1b2c3d4-e5f6-7890-abcd-ef1234567890",
"status": "SUCCESS",
"input": {
"model": "gpt-image-2/image-to-image",
"prompt": "Restyle the subject in cyberpunk aesthetic"
},
"result": {
"type": "image",
"urls": ["https://cdn.maxapi.io/images/.../image-0.png"]
}
}
}
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