Upscale and enhance images using AI-powered presets with support for up to 16x scaling, multiple AI models, and face enhancement.

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Model

topaz/image-upscale

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Parameters

ParameterTypeRequiredDefaultDescription
image_urlstringYes-URL of the image to process
scale_factorstringNo1xScale multiplier: 1x, 2x, 4x, 8x, 16x
upscale_presetstringNostandardAI model preset for upscaling
denoisenumberNo0.2Noise reduction level (0-1)
sharpennumberNo0.3Sharpness enhancement (0-1)
face_enhancementobjectNonullFace enhancement settings

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Scale Factors

Scale FactorDescriptionExample
1xOriginal resolution (enhancement only)500x500 → 500x500
2x2x dimensions500x500 → 1000x1000
4x4x dimensions500x500 → 2000x2000
8x8x dimensions500x500 → 4000x4000
16x16x dimensions500x500 → 8000x8000

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Upscale Presets

PresetDescriptionBest For
standardGeneral-purpose upscaling modelDefault choice, works well on most images
high-fidelityHigh-resolution, detailed visualsPhotography, detailed artwork
text-refineSharp, readable text and brandingScreenshots, documents, logos with text
art-cgCG, logos, icons, animeDigital art, icons, anime images
low-resOptimized for low-resolution sourcesWeb graphics, screenshots, thumbnails

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Face Enhancement Object

Optional object to enhance faces in images:
ParameterTypeRangeDescription
enabledboolean-Enable face enhancement
creativitynumber0-1Artistic enhancement level (higher = more stylized)
strengthnumber0-1Enhancement intensity (higher = more pronounced)

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Example - Basic Upscale

curl -X POST https://api.unifically.com/v1/tasks \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -d '{
    "model": "topaz/image-upscale",
    "input": {
      "image_url": "https://example.com/photo.jpg",
      "scale_factor": "4x",
      "upscale_preset": "standard"
    }
  }'

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Example - High-Fidelity Upscale

curl -X POST https://api.unifically.com/v1/tasks \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -d '{
    "model": "topaz/image-upscale",
    "input": {
      "image_url": "https://example.com/photo.jpg",
      "scale_factor": "8x",
      "upscale_preset": "high-fidelity",
      "denoise": 0.1,
      "sharpen": 0.3
    }
  }'

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Example - Portrait with Face Enhancement

curl -X POST https://api.unifically.com/v1/tasks \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -d '{
    "model": "topaz/image-upscale",
    "input": {
      "image_url": "https://example.com/portrait.jpg",
      "scale_factor": "4x",
      "upscale_preset": "standard",
      "face_enhancement": {
        "enabled": true,
        "creativity": 0.3,
        "strength": 0.8
      }
    }
  }'

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Example - Text and Screenshot

curl -X POST https://api.unifically.com/v1/tasks \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -d '{
    "model": "topaz/image-upscale",
    "input": {
      "image_url": "https://example.com/screenshot.png",
      "scale_factor": "2x",
      "upscale_preset": "text-refine",
      "sharpen": 0.6
    }
  }'

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Example - Anime/CG Art

curl -X POST https://api.unifically.com/v1/tasks \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -d '{
    "model": "topaz/image-upscale",
    "input": {
      "image_url": "https://example.com/anime.png",
      "scale_factor": "16x",
      "upscale_preset": "art-cg",
      "sharpen": 0.7
    }
  }'

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Example - Full Enhancement

curl -X POST https://api.unifically.com/v1/tasks \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -d '{
    "model": "topaz/image-upscale",
    "input": {
      "image_url": "https://example.com/photo.jpg",
      "scale_factor": "4x",
      "upscale_preset": "high-fidelity",
      "denoise": 0.3,
      "sharpen": 0.5,
      "face_enhancement": {
        "enabled": true,
        "creativity": 0.4,
        "strength": 0.7
      }
    }
  }'

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Response

{
  "code": 200,
  "success": true,
  "data": {
    "task_id": "abc123def456",
    "status": "pending"
  }
}

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Pricing

Output ResolutionPrice
8736x15104 (max)$0.16
4368x7552$0.04
2184x3776$0.04
1092x1888$0.04
546x944$0.04
273x472$0.04

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Resolution Limits

Maximum output: 8736x15104 Based on input dimensions, available scale factors are limited:
Input SizeMax ScaleAvailable Factors
4368x75522x1x, 2x
2184x37764x1x, 2x, 4x
1092x18888x1x, 2x, 4x, 8x
546x94416x1x, 2x, 4x, 8x, 16x
273x47216x1x, 2x, 4x, 8x, 16x

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Notes

  • Image URLs must be publicly accessible
  • Processing time is typically 30 seconds to 2 minutes depending on scale factor and enhancements
  • Higher sharpen values may look unrealistic
  • Higher denoise values smooth out details