Qwen3 Pro Image to Image API

{
  "type": "object",
  "required": [
    "image_urls",
    "prompt"
  ],
  "properties": {
    "seed": {
      "type": "integer",
      "title": "Seed",
      "maximum": 2147483647,
      "minimum": 0,
      "description": "Random seed, 0–2147483647. If omitted, a random seed is used."
    },
    "prompt": {
      "type": "string",
      "title": "Prompt",
      "maxLength": 5000,
      "minLength": 1,
      "description": "The positive prompt that describes the image content, style, and composition you want to generate or edit. Both Chinese and English are supported."
    },
    "image_size": {
      "enum": [
        "1:1",
        "3:2",
        "2:3",
        "4:3",
        "3:4",
        "16:9",
        "9:16",
        "21:9"
      ],
      "type": "string",
      "title": "Image size",
      "default": "16:9",
      "description": "The output image size."
    },
    "image_urls": {
      "type": "array",
      "items": {
        "type": "string",
        "format": "uri"
      },
      "title": "Image URLs",
      "x-media": "image",
      "maxItems": 3,
      "minItems": 1,
      "description": "Input image URL array. Supports up to 3 images. Supported file types: `image/jpeg`, `image/png`, `image/webp`, `image/bmp`, and `image/gif`,`image/tiff`. Maximum file size: 10 MB per image."
    },
    "resolution": {
      "enum": [
        "1K",
        "2K"
      ],
      "type": "string",
      "title": "Resolution",
      "default": "1K",
      "description": "The output image resolution."
    },
    "nsfw_checker": {
      "type": "boolean",
      "title": "NSFW checker",
      "default": false,
      "description": "Whether to enable content filtering. Optional. Defaults to false. When set to false, content filtering is disabled and all results are returned directly by the model. Note: Content filtering cannot guarantee that all inappropriate content will be detected. If the filtering results do not meet your requirements, you must implement additional content moderation measures."
    },
    "output_format": {
      "enum": [
        "png",
        "jpeg"
      ],
      "type": "string",
      "title": "Output format",
      "description": "Output format: png or jpeg. Set this field explicitly."
    },
    "prompt_extend": {
      "type": "boolean",
      "title": "Prompt extend",
      "default": true,
      "description": "Whether to enable intelligent prompt rewriting. Default: true (recommended). When enabled, the model optimizes the positive prompt, which significantly improves results for simple descriptions."
    },
    "negative_prompt": {
      "type": "string",
      "title": "Negative prompt",
      "maxLength": 5000,
      "minLength": 0,
      "description": "The negative prompt that describes content you do not want to appear in the image."
    }
  }
}