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Nano Banana Pro

High-resolution image generation with up to 4K output

Nano Banana Pro

Premium version with higher resolution output and enhanced detail.

Model ID
nano-banana-pro
Price
$0.08-0.24/image
Speed
40-60 seconds
Type
Image

Capabilities

ModeDescription
text-to-imageGenerate high-res images from text
image-to-imageTransform images with enhanced detail

Pricing

ResolutionCheapStable
1K / 2K$0.08$0.14
4K$0.14$0.24

Parameters

For common parameters (request_type, callback_url), see Request Format.

ParameterTypeRequiredDefaultDescription
modestringYes-text-to-image or image-to-image
promptstringYes-Image description (max 5,000 characters)
image_urlsstring[]No-Up to 8 reference images (max 30MB each)
resolutionstringYes1KOutput resolution: 1K, 2K, 4K
aspect_ratiostringYes1:1Output ratio. Options: 1:1, 9:16, 16:9, 4:3, 3:4, 3:2, 2:3, 5:4, 4:5, 21:9
output_formatstringNojpgjpg or png

Examples

4K Generation

curl -X POST https://api.apixo.ai/api/v1/generateTask/nano-banana-pro \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "request_type": "async",
    "input": {
      "mode": "text-to-image",
      "prompt": "A detailed architectural visualization of a modern glass skyscraper",
      "resolution": "4K",
      "aspect_ratio": "16:9"
    }
  }'

Tips

  • Polling: Wait 30 seconds before first poll, then every 5 seconds
  • Timeout: Set max wait to 5 minutes
  • Resolution: Higher resolution = longer generation time and better detail

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