smallnest Nano Banana Pro (Gemini 3 Pro Image)
Use the bundled script to generate or edit images.
Quick Start
Generate an image:
uv run skills/nano-banana-pro/scripts/generate_image.py --prompt "your image description" --filename "output.png" --resolution 1K
Commands
Generate Image
uv run skills/nano-banana-pro/scripts/generate_image.py --prompt "your image description" --filename "output.png" --resolution 1K
Edit Image
uv run skills/nano-banana-pro/scripts/generate_image.py --prompt "edit instructions" --filename "output.png" -i "/path/in.png" --resolution 2K
Multi-Image Composition
Combine up to 14 images:
uv run skills/nano-banana-pro/scripts/generate_image.py --prompt "combine these into one scene" --filename "output.png" -i img1.png -i img2.png -i img3.png
Parameters
--prompt: Image description (required)--filename: Output filename (required)--resolution: Image resolution:1K(default),2K,4K-i: Input image path for editing/composition (can be used multiple times)
API Key
Set one of the following environment variables:
GOOGLE_API_KEY(preferred)GEMINI_API_KEY
Notes
- Resolutions:
1K(default),2K,4K. - Use timestamps in filenames:
yyyy-mm-dd-hh-mm-ss-name.png. - The script prints a
MEDIA:line for auto-attachment on supported chat providers. - Do not read the image back; report the saved path only.