curl --request POST \
  --url https://api.tokengongfang.com/v1/uploads/images \
  --header 'Authorization: Bearer <token>' \
  --form 'file=@/path/to/your/image.jpg'

import requests

# 上传图片
with open('image.jpg', 'rb') as f:
    response = requests.post(
        "https://api.tokengongfang.com/v1/uploads/images",
        headers={
            "Authorization": "Bearer <token>"
        },
        files={
            "file": f
        }
    )

result = response.json()
image_url = result['url']
print(f"图片 URL: {image_url}")

# 使用上传的图片进行生成
response = requests.post(
    "https://api.tokengongfang.com/v1/images/generations",
    headers={
        "Authorization": "Bearer <token>",
        "Content-Type": "application/json"
    },
    json={
        "model": "gemini-3-pro-image-preview",
        "prompt": "基于这张图片创作变体",
        "image_urls": [{"url": image_url}]
    }
)

// 上传图片
const formData = new FormData();
formData.append('file', fileInput.files[0]);

const uploadResponse = await fetch('https://api.tokengongfang.com/v1/uploads/images', {
  method: 'POST',
  headers: {
    'Authorization': 'Bearer <token>'
  },
  body: formData
});

const uploadResult = await uploadResponse.json();
const imageUrl = uploadResult.url;
console.log(`图片 URL: ${imageUrl}`);

// 使用上传的图片进行生成
const genResponse = await fetch('https://api.tokengongfang.com/v1/images/generations', {
  method: 'POST',
  headers: {
    'Authorization': 'Bearer <token>',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
    model: 'gemini-3-pro-image-preview',
    prompt: '基于这张图片创作变体',
    image_urls: [{url: imageUrl}]
  })
});

{
  "url": "https://upload.apimart.ai/f/image/9990000123456-a1b2c3d4-photo.jpg",
  "filename": "photo.jpg",
  "content_type": "image/jpeg",
  "bytes": 235680,
  "created_at": 1743436800
}

{
  "error": {
    "message": "missing or invalid file field: http: no such file",
    "type": "invalid_request_error"
  }
}

{
  "error": {
    "message": "unsupported image type: application/pdf, allowed: jpeg, png, gif, webp",
    "type": "invalid_request_error"
  }
}

{
  "error": {
    "message": "file size 25165824 exceeds maximum 20971520 bytes",
    "type": "invalid_request_error"
  }
}

{
  "error": {
    "code": 429,
    "message": "Rate limit exceeded. Please try again later",
    "type": "rate_limit_error"
  }
}

{
  "error": {
    "message": "failed to upload image",
    "type": "server_error"
  }
}