{
  "image_info": {
    "width": {argument name="image width" default="4096"},
    "height": {argument name="image height" default="8192"},
    "aspect_ratio": "{argument name="aspect ratio" default="1:2"}",
    "orientation": "{argument name="orientation" default="vertical"}"
  },

  "technical": {
    "resolution": "{argument name="resolution" default="8k"}",
    "dimensions": "{argument name="dimensions" default="4096x8192 or higher"}
    ,"quality": "{argument name="quality" default="ultra high detail"}"
  }
}

Vertical ultra high detail image setup for Nano Banana Pro

A JSON configuration-style prompt for Nano Banana Pro specifying a tall, vertical 8K canvas with ultra high detail. It’s a reusable base prompt to define dimensions and technical quality for vertical shots.

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