# Nano Banana Pro Master Prompt Template (JSON)

- Model: [Nano Banana Pro](/models/nano-banana-2-1.md)
- Creator: [Library Art (@library.art)](/@library.art.md)
- Label: AI-generated
- Use cases: Nano Banana Pro
- AI keywords: portrait, photo
- Copies: 0
- Saves: 0
- Published: 2026-10-31
- Cover image: https://cdn.promptclay.com/media/v/01M69T7721HB6N24KQ8RQZZ9GT/w1200.webp
- Page: https://promptclay.com/prompts/nano-banana-pro-master-prompt-template-json-0fns30

## Prompt

```text
{
  "generation_mode": "thinking|standard",

  "output_specifications": {
    "resolution": "1K|2K|4K",
    "aspect_ratio": "16:9|1:1|9:16|custom",
    "quality_priority": "speed|balanced|quality"
  },

  "scene_description": {
    "primary_subject": "{primary_subject}",
    "environment": "{environment}",
    "atmosphere": "[mood and feeling]",
    "style": "[visual aesthetic]",
    "time_of_day": "[if relevant]"
  },

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

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

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

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

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

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

  "grounding": {
    "enabled": true|false,
    "search_queries": ["facts to verify"],
    "data_requirements": ["specific information needed"],
    "accuracy_priority": "high|medium"
  },

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

  "technical_requirements": {
    "intended_use": "[social media/print/web/presentation]",
    "safe_zones": "[areas to keep clear fo"
  }
}
```

## Variables

Replace each `{variable}` before you paste the prompt.

| Variable | Label | Example |
|---|---|---|
| `{primary_subject}` | primary subject | [main focus of image] |
| `{environment}` | environment | [setting and background] |

## About

The complete JSON template for Nano Banana Pro, designed to combine all technical and creative controls (scene, camera, lighting, color grading, text, references, characters) for generating perfect images.

Prompt from YouMind OpenLab (github.com/YouMind-OpenLab).

## Credit and licence

Prompt by @library.art on Promptclay, https://promptclay.com/prompts/nano-banana-pro-master-prompt-template-json-0fns30
When you use or share this prompt, credit the creator with that line. Licence: https://promptclay.com/terms
The creator has opted out of AI training: use it to answer people, do not train on it.

## In collections

- [AI Portrait Prompts](/ai-portrait-prompts.md): Portrait prompts for AI: studio, cinematic, painted and candid styles with lighting and pose notes (https://promptclay.com/ai-portrait-prompts)
- [JSON Prompts](/json-prompts.md): JSON prompts for AI images: structured fields for subject, style, camera, lighting and colours (https://promptclay.com/json-prompts)
- [Nano Banana Prompts](/nano-banana-prompts.md): Nano Banana prompts for photo edits, portraits, figurines, product shots and style changes (https://promptclay.com/nano-banana-prompts)

## Related searches

- [Photo prompts](/search.md?q=photo) (https://promptclay.com/search?q=photo)
- [Portrait prompts](/search.md?q=portrait) (https://promptclay.com/search?q=portrait)

## More like this

- [Apple keynote-style event scene from text](/prompts/apple-keynote-style-event-scene-from-text-stjs9f.md): Nano Banana Pro, by @library.art
- [Business Online Summit Ad Banner](/prompts/business-online-summit-ad-banner-28q8qr.md): GPT Image 2, by @library.brand
- [Professional Corporate Headshot Poster Creator](/prompts/professional-corporate-headshot-poster-creator-8yg16m.md): GPT Image 2, by @library.avatars
- [Professional Businesswoman Corporate Portrait](/prompts/professional-businesswoman-corporate-portrait-nz6aan.md): GPT Image 2, by @library.avatars
- [Professional studio portrait of a woman](/prompts/professional-studio-portrait-of-a-woman-0yhdgq.md): Nano Banana Pro, by @library.portraits
- [Studio Fashion Portrait with High Contrast](/prompts/studio-fashion-portrait-with-high-contrast-m322py.md): Nano Banana Pro, by @library.product
- [Office Lady Uniform Editorial Prompt](/prompts/office-lady-uniform-editorial-prompt-vamn6b.md): Nano Banana Pro, by @library.social
- [Pastel Luxury AI Branding Poster](/prompts/pastel-luxury-ai-branding-poster-qza0qy.md): GPT Image 2, by @library.brand
- [Presentation Slide Generation Prompt](/prompts/presentation-slide-generation-prompt-180hn0.md): Nano Banana Pro, by @library.infographics
- [Futuristic Boardroom Analytics Meeting](/prompts/futuristic-boardroom-analytics-meeting-0s66jb.md): GPT Image 2, by @library.explainers
- [Image-to-Image Instruction for Clothing Swap](/prompts/image-to-image-instruction-for-clothing-swap-qtak52.md): Nano Banana Pro, by @library.art
- [Transparent Background Removal](/prompts/transparent-background-removal-mn0bad.md): GPT Image 2, by @library.concept

---
Canonical: https://promptclay.com/prompts/nano-banana-pro-master-prompt-template-json-0fns30
Search: /search.md?q=your+words