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Ultra Enhance API

Ultra Enhance combines next-generation AI models with precision enhancement algorithms. It offers advanced control through custom prompts and fine-tuning models for specialized image types.

Example Request:

curl -s -X POST \
  "https://api.sequelai.com/v1/enhance"
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_API_KEY_HERE" \
  -d '{
        "image": "https://website.com/image.png",
        "mode": "ultra",
        "creativity": 0,
        "prompt": "",
        "tuning_model": "https://example.com/custom_model.safetensors",
        "callback_url": "https://your-app.com/webhook"
      }'

Parameters:

  • image: URL to the input image
  • mode: "ultra"
  • creativity: value between -10 and 10 (optional, default: 0)
  • prompt: string (optional)
  • tuning_model: URL to custom model (optional)
  • callback_url: URL for receiving the result (optional)

Precision Enhance API

Precision mode delivers maximum control over the enhancement process with an extensive set of parameters that let you fine-tune every aspect of the output image.

Example Request:

curl -s -X POST \
  "https://api.sequelai.com/v1/enhance"
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_API_KEY_HERE" \
  -d '{
        "image": "https://website.com/image.png",
        "mode": "precision",
        "creativity": 0,
        "detail_level": 0,
        "contrast": 0,
        "saturation": 0,
        "noise_reduction": 0,
        "scale": 2,
        "preset": "natural",
        "prompt": "",
        "callback_url": "https://your-app.com/webhook"
      }'

Parameters:

  • image: URL to the input image
  • mode: "precision" (or omit for default)
  • creativity: value between -10 and 10
  • detail_level: value between -10 and 10
  • contrast: value between -10 and 10
  • saturation: value between -10 and 10
  • noise_reduction: value between -10 and 10
  • scale: value between 1 and 16
  • preset: "natural", "portrait", "illustration", or "art"
  • prompt: string (optional)
  • callback_url: URL for receiving the result (optional)

HQ Upscaler API

HQ mode provides high-fidelity upscaling with perfect detail preservation, ideal for technical images, documents, and any content where maintaining the exact look and feel is essential.

Example Request:

curl -s -X POST \
  "https://api.sequelai.com/v1/enhance"
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_API_KEY_HERE" \
  -d '{
        "image": "https://website.com/image.png",
        "mode": "hq",
        "scale": 4,
        "callback_url": "https://your-app.com/webhook"
      }'

Parameters:

  • image: URL to the input image
  • mode: "hq"
  • scale: value between 2 and 8
  • callback_url: URL for receiving the result (optional)

Response:

All enhancement modes return a JSON response containing the enhanced image URL, processing metadata, and quality metrics.

Callback URL (optional)

When processing is complete, Sequel AI will send a POST request to your callback URL with the results. For larger images or batch processing, using a callback URL is recommended over waiting for the direct response.