GPT Image 2 Text-to-Image

Generate an image from a prompt.

01Overview

GPT Image 2 adds sharper text rendering and layout control compared with the first generation, and follows long instructions closely.

POST/api/v1/images/generations

Base URL https://capi.minapp.xinAPI version v1Authentication Bearer YOUR_API_TOKEN

02Parameters

Name	Type	Description
model*	string	Model ID, e.g. gpt-image-2-text-to-image.
prompt*	string	Image description.
size	string	One of "1024x1024", "1536x1024", "1024x1536".
quality	string	One of "low", "medium", "high".
n	integer	Number of images to return. Default 1.

03Request body

JSON

{
  "model": "gpt-image-2-text-to-image",
  "prompt": "a minimal poster for a night train, deep blue background",
  "size": "1024x1024",
  "quality": "high"
}

Example

GPT Image 2 Text-to-Image

cURL

curl -X POST https://capi.minapp.xin/api/v1/images/generations \
  -H "Authorization: Bearer YOUR_API_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "gpt-image-2-text-to-image",
    "prompt": "a minimal poster for a night train"
  }'

HTTP 200· OK

{
  "data": [
    { "url": "https://file.capi.minapp.xin/images/out-1.png" }
  ],
  "cost": { "amount": 0.03, "currency": "USD" }
}

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