Nano Banana Pro

Generate images using the Banana.dev inference API. Lightweight image generation with Python script and configurable prompts.

yunseo-kim Updated

File contents

Nano Banana Pro (Gemini 3 Pro Image)

Use the bundled script to generate or edit images.

Generate

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

Edit (single image)

uv run {skillDir}/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 {skillDir}/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 in your AI assistant's configuration

Notes

  • Resolutions: 1K (default), 2K, 4K.
  • Use holocene era timestamps in filenames: yyyyy-mm-dd-hh-mm-ss-name.png.
  • The script prints a MEDIA: line for automatic attachment on supported chat providers.
  • Do not read the image back; report the saved path only.

yunseo-kim/agent-toolbox/tree/main/catalog/skills/nano-banana-pro commit bfd074c688

Frequently asked questions

npx skillmds@latest add yunseo-kim/nano-banana-pro