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Skillshub nano-banana-pro

Nano Banana Pro (Gemini 3 Pro Image)

install
source · Clone the upstream repo
git clone https://github.com/ComeOnOliver/skillshub
Claude Code · Install into ~/.claude/skills/
T=$(mktemp -d) && git clone --depth=1 https://github.com/ComeOnOliver/skillshub "$T" && mkdir -p ~/.claude/skills && cp -r "$T/skills/elizaOS/eliza/nano-banana-pro" ~/.claude/skills/comeonoliver-skillshub-nano-banana-pro && rm -rf "$T"
manifest: skills/elizaOS/eliza/nano-banana-pro/SKILL.md
source content

Nano Banana Pro (Gemini 3 Pro Image)

Use the bundled script to generate or edit images.

Generate

uv run {baseDir}/scripts/generate_image.py --prompt "your image description" --filename "output.png" --resolution 1K

Edit (single image)

uv run {baseDir}/scripts/generate_image.py --prompt "edit instructions" --filename "output.png" -i "/path/in.png" --resolution 2K

Multi-image composition (up to 14 images)

uv run {baseDir}/scripts/generate_image.py --prompt "combine these into one scene" --filename "output.png" -i img1.png -i img2.png -i img3.png

API key

  • GEMINI_API_KEY
    env var
  • Or set 
    skills."nano-banana-pro".apiKey
    / 
    skills."nano-banana-pro".env.GEMINI_API_KEY
    in 
    ~/.otto/otto.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 Otto to auto-attach on supported chat providers.
  • Do not read the image back; report the saved path only.