{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "#/components/schemas/ImageGenerationRequest",
  "title": "ImageGenerationRequest",
  "type": "object",
  "required": [
    "model",
    "prompt"
  ],
  "properties": {
    "model": {
      "type": "string",
      "description": "Image generation model ID",
      "example": "stabilityai/stable-diffusion-xl-base-1.0"
    },
    "prompt": {
      "type": "string",
      "description": "Text prompt describing the image to generate",
      "example": "example_value"
    },
    "n": {
      "type": "integer",
      "minimum": 1,
      "maximum": 4,
      "default": 1,
      "description": "Number of images to generate",
      "example": 10
    },
    "size": {
      "type": "string",
      "description": "Image dimensions",
      "enum": [
        "256x256",
        "512x512",
        "1024x1024"
      ],
      "default": "1024x1024",
      "example": "256x256"
    },
    "response_format": {
      "type": "string",
      "enum": [
        "url",
        "b64_json"
      ],
      "default": "url",
      "example": "url"
    },
    "negative_prompt": {
      "type": "string",
      "description": "Negative prompt to guide generation",
      "example": "example_value"
    },
    "num_inference_steps": {
      "type": "integer",
      "description": "Number of diffusion steps",
      "example": 10
    },
    "guidance_scale": {
      "type": "number",
      "format": "float",
      "description": "Classifier-free guidance scale",
      "example": 42.5
    }
  }
}