JSON Prompt Template for Defining Canvas Size

A JSON template and an example prompt demonstrating how to specify resolution and aspect ratio (canvas size) for image generation in Nano Banana Pro to ensure consistent output dimensions.

{
  "scene": "futuristic AI workspace with holographic screens showing code",
  "resolution": "4K",
  "aspect_ratio": "16:9",
  "style": "cinematic lighting, cyberpunk aesthetic, ultra-detailed"
}