Nano Banana Illustrator

Generate images using Google's Gemini Image models.

Setup

pip install google-genai
export GOOGLE_API_KEY=your_key_here

Usage

python generate_image.py "A sunset over mountains" -o sunset.jpg
python generate_image.py "A robot" -o robot.jpg -a portrait -m flash

Models

• pro (default): High quality, 4K
• flash: Fast generation

Aspect Ratios

• landscape (default): 16:9
• portrait: 9:16
• square: 1:1
• cinematic: 21:9