If you’ve been exploring AI image generators, you might have stumbled across Nano Banana AI—a creative powerhouse that lets you generate stunning visuals with the help of JSON prompts. But here’s the catch: writing the perfect prompt can feel tricky if you don’t know how to structure it.

Don’t worry—I’ve got you covered! In this guide, we’ll dive into the best JSON prompts for Nano Banana AI and show you how to experiment with different styles, from photorealistic to comic art—even complex hybrid prompts for more advanced results.

Why Use JSON Prompts in Nano Banana AI?

Nano Banana AI is not just about typing plain text; it understands structured prompts in JSON format. This gives you more control over:

• Style blending (realistic + digital painting + fantasy)
• Lighting and atmosphere
• Textures, details, and themes
• Output size and aspect ratio

Think of JSON prompts as your creative blueprint—you tell the AI exactly what you want, and it delivers.

Best JSON Prompt for Nano Banana AI (Copy & Paste)

Here’s a simple universal JSON prompt you can tweak for your own projects:

{
  "prompt": "A futuristic cyberpunk city at night with neon lights",
  "style": "photorealistic",
  "quality": "high",
  "color_scheme": "vivid",
  "mood": "energetic",
  "aspect_ratio": "16:9"
}

Pro Tips for Better Results

1. Be descriptive – Instead of “a cat,” write “a fluffy white Persian cat sitting on a royal red cushion.”
   
2. Blend styles – You can mix "style": "photorealistic, watercolor" for unique outputs.
   
3. Play with lighting – Add "lighting": "cinematic, dramatic shadows" for movie-like visuals.
   
4. Use advanced mood settings – "mood": "dreamlike, surreal, magical".

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Example Variations

1. Comic Style

{
  "prompt": "A superhero flying over New York City skyline",
  "style": "comic",
  "quality": "ultra",
  "color_scheme": "bold",
  "mood": "epic"
}

2. Anime Style

{
  "prompt": "A peaceful cherry blossom garden with a girl holding an umbrella",
  "style": "anime",
  "quality": "high",
  "color_scheme": "pastel",
  "mood": "serene"
}

3. Realistic Photography

{
  "prompt": "A luxury sports car parked on a mountain road during sunset",
  "style": "photorealistic",
  "quality": "ultra",
  "color_scheme": "warm",
  "mood": "adventurous"
}

Complex JSON Prompts for Advanced Users

Now let’s take it up a notch. These prompts combine multiple attributes, layered moods, and artistic controls.

1. Fantasy + Realism Hybrid

{
  "prompt": "A medieval knight standing on a cliff with a glowing sword, overlooking a fantasy kingdom",
  "style": "photorealistic, fantasy art, digital painting",
  "quality": "ultra",
  "color_scheme": "deep blues and gold",
  "mood": "epic, mystical",
  "lighting": "cinematic, rim light, dramatic shadows",
  "aspect_ratio": "21:9"
}

2. Surreal Dreamscape

{
  "prompt": "A floating island in the sky with waterfalls falling into space, glowing neon plants, and futuristic temples",
  "style": "surrealism, digital painting, sci-fi",
  "quality": "high",
  "color_scheme": "neon purple and turquoise",
  "mood": "dreamlike, mysterious",
  "lighting": "ethereal glow, starlight reflection",
  "textures": "smooth glass, organic vines",
  "aspect_ratio": "4:5"
}

3. Cinematic Sci-Fi Poster

{
  "prompt": "A group of astronauts walking on a desert-like alien planet with a massive spaceship in the background",
  "style": "photorealistic, cinematic concept art, poster design",
  "quality": "ultra",
  "color_scheme": "orange and teal",
  "mood": "adventurous, dramatic",
  "lighting": "backlit sunset, volumetric dust",
  "composition": "center-focused with wide depth of field",
  "aspect_ratio": "2:3"
}

Final Thoughts

Nano Banana AI becomes 10x more powerful when you master JSON prompts. Whether you’re aiming for anime, comic, photorealistic, surreal, or cinematic styles, the right structure gives you consistent, high-quality results.

Use the basic prompts to start—and when you’re ready, experiment with the complex ones to create professional, gallery-worthy visuals.