Nano Banana Pro (Gemini 3 Pro Image)
Use the bundled script to generate or edit images.
Generate
bash
uv run {baseDir}/scripts/generate_image.py --prompt "your image description" --filename "output.png" --resolution 1K
Edit
bash
uv run {baseDir}/scripts/generate_image.py --prompt "edit instructions" --filename "output.png" --input-image "/path/in.png" --resolution 2K
API key
- •
GEMINI_API_KEYenv var - •Or set
skills."nano-banana-pro".apiKey/skills."nano-banana-pro".env.GEMINI_API_KEYin~/.zero/zero.json
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 Zero to auto-attach on supported chat providers. - •Do not read the image back; report the saved path only.