Nano Banana Pro Master JSON Template

{
  "generation_mode": "{argument name="generation mode" default="thinking|standard"}",

  "output_specifications": {
    "resolution": "{argument name="resolution" default="1K|2K|4K"}",
    "aspect_ratio": "{argument name="aspect ratio" default="16:9|1:1|9:16|custom"}",
    "quality_priority": "{argument name="quality priority" default="speed|balanced|quality"}"
  },

  "scene_description": {
    "primary_subject": "[{argument name="primary subject" default="main focus of image"}]",
    "environment": "[{argument name="environment" default="setting and background"}]",
    "atmosphere": "[{argument name="atmosphere" default="mood and feeling"}]",
    "style": "[{argument name="visual style" default="visual aesthetic"}]",
    "time_of_day": "[{argument name="time of day" default="if relevant"}]"
  },

  "camera_controls": {
    "angle": "[{argument name="camera angle" default="camera perspective"}]",
    "focal_length": "[{argument name="focal length" default="lens type - wide/standard/telephoto"}]",
    "depth_of_field": "[{argument name="depth of field" default="shallow/deep, what's in focus"}]",
    "composition": "[{argument name="composition" default="rule of thirds/centered/golden ratio/etc"}]"
  },

  "lighting_setup": {
    "primary_light": {
      "type": "[{argument name="light type" default="natural/studio/dramatic/soft"}]",
      "direction": "[{argument name="light direction" default="where light comes from"}]",
      "intensity": "[{argument name="light intensity" default="bright/moderate/moody"}]"
    },
    "shadows": "[{argument name="shadows" default="deep/subtle/minimal"}]",
    "color_temperature": "[{argument name="color temperature" default="warm/cool/neutral"}]",
    "special_effects": "[{argument name="special effects" default="rim light/backlighting/etc if needed"}]"
  },

  "color_grading": {
    "overall_tone": "[{argument name="overall tone" default="vibrant/muted/monochrome/etc"}]",
    "color_palette": ["{argument name="primary color" default="primary color"}", "{argument name="secondary color" default="secondary color"}", "{argument name="accent color" default="accent color"}"],
    "mood": "[{argument name="mood" default="emotional impact of colors"}]"
  },

  "text_elements": [
    {
      "text_content": "[{argument name="text content" default="exact text to render"}]",
      "position": "[{argument name="text position" default="location in image"}]",
      "font_style": "[{argument name="font style" default="typography description"}]",
      "size": "[{argument name="text size" default="relative size"}]",
      "color": "[{argument name="text color" default="text color"}]",
      "effects": "[{argument name="text effects" default="glow/shadow/3D/etc"}]",
      "language": "[{argument name="language" default="if not English"}]"
    }
  ],

  "reference_images": [
    {
      "image_id": 1,
      "purpose": "{argument name="reference purpose" default="style reference|composition reference|color reference|character reference"}",
      "extract_elements": ["{argument name="elements to copy" default="specific elements to copy"}"],
      "apply_to": "[{argument name="apply to" default="where to use these elements"}]",
      "transfer_intensity": "[{argument name="transfer intensity" default="0-100%"}]"
    }
  ],

  "characters": [
    {
      "character_id": 1,
      "detailed_description": "[{argument name="character description" default="ethnicity, age, gender, facial features, hair, expression"}]",
      "clothing": "[{argument name="clothing" default="detailed outfit description"}]",
      "pose": "[{argument name="pose" default="body position and gesture"}]",
      "position_in_scene": "[{argument name="position in scene" default="spatial placement"}]",
      "consistency_reference": "[{argument name="consistency reference" default="image_id if maintaining across multiple generations"}]"
    }
  ],

  "grounding": {
    "enabled": {argument name="grounding enabled" default="true|false"},
    "search_queries": ["{argument name="search queries" default="facts to verify"}"],
    "data_requirements": ["{argument name="data requirements" default="specific information needed"}"],
    "accuracy_priority": "{argument name="accuracy priority" default="high|medium"}"
  },

  "style_constraints": {
    "artistic_style": "[{argument name="artistic style" default="photorealistic/illustration/3D render/watercolor/etc"}]",
    "inspiration": "[{argument name="inspiration" default="specific artists or movements if relevant"}]",
    "must_avoid": ["{argument name="elements to avoid" default="elements to exclude"}"]
  },

  "technical_requirements": {
    "intended_use": "[{argument name="intended use" default="social media/print/web/presentation"}]",
    "safe_zones": "[{argument name="safe zones" default="areas to keep clear fo"}]"
  }
}