- omg.async_method: "webhook" | "pulling"
- omg.webhook_url: "https://example.com/webhook/your_sec_path/target" # Optional 当body.omg.async_method = "webhook"时，必须是一个合法的http或https URL，请求体就是响应体，请求内容就是OpenAI生成的响应内容。

{
    "model": "gpt-image-2",
    "prompt": "科比表情包",
    "n": 1,
    "size": "1024x1024",
    "omg": {
        "async_method": "webhook",
        "webhook_url": "https://webhook.site/e928b39d-93bd-4dde-a862-c20d8fe9e474"
    }
}

{
    "object": "omg.async_task",
    "async_method": "webhook",
    "status": "pending",
    "webhook_url": "https://webhook.site/e928b39d-93bd-4dde-a862-c20d8fe9e474"
}

{
    "created": 1783588333,
    "background": "opaque",
    "data": [
        {
            "b64_json": "iVxxx"
        }
    ],
    "output_format": "png",
    "quality": "low",
    "size": "1024x1024",
    "usage": {
        "input_tokens": 11,
        "input_tokens_details": {
            "image_tokens": 0,
            "text_tokens": 11
        },
        "output_tokens": 196,
        "output_tokens_details": {
            "image_tokens": 196,
            "text_tokens": 0
        },
        "total_tokens": 207
    }
}

{
  "error": {
    "message": "Invalid size '1920x1080'. Width and height must both be divisible by 16.",
    "type": "image_generation_user_error",
    "param": "size",
    "code": "invalid_value"
  }
}

{
    "model": "gpt-image-2",
    "prompt": "原神x英伟达联名海报",
    "n": 1,
    "size": "auto",
    "omg": {
        "async_method": "pulling"
    }
}

{
    "object": "omg.async_task",
    "async_method": "pulling",
    "status": "pending",
    "task_id": "JFAhhlUVOeAOc9AR",
    "ttl_seconds": 43200,
    "pull_url": "/api/v1/ai/openai/v1/images/generations/omg-task-pull?taskId=JFAhhlUVOeAOc9AR"
}

{
    "status": "pending"
}

{
    "created": 1783588908,
    "background": "opaque",
    "data": [
        {
            "b64_json": "iVBORwII="
        }
    ],
    "output_format": "png",
    "quality": "medium",
    "size": "1086x1448",
    "usage": {
        "input_tokens": 16,
        "input_tokens_details": {
            "image_tokens": 0,
            "text_tokens": 16
        },
        "output_tokens": 686,
        "output_tokens_details": {
            "image_tokens": 686,
            "text_tokens": 0
        },
        "total_tokens": 702
    }
}

{
    "model": "gpt-image-2",
    "prompt": "三井住友银行x崩坏三联名海报",
    "n": 1,
    "size": "auto"
}

{
    "created": 1783589191,
    "background": "opaque",
    "data": [
        {
            "b64_json": "iVBORTkSuQmCC"
        }
    ],
    "output_format": "png",
    "quality": "medium",
    "size": "1086x1448",
    "usage": {
        "input_tokens": 20,
        "input_tokens_details": {
            "image_tokens": 0,
            "text_tokens": 20
        },
        "output_tokens": 686,
        "output_tokens_details": {
            "image_tokens": 686,
            "text_tokens": 0
        },
        "total_tokens": 706
    }
}