nano-banana
Installation
SKILL.md
Nano Banana PRO Image Generation
Generate professional AI images using Google's Nano Banana models via the Gemini API.
Prerequisites
- API key must be set as
GEMINI_API_KEYenvironment variable - Uses curl for all API calls (no SDK required)
Model Selection
| Model | Identifier | Best For |
|---|---|---|
| Nano Banana PRO | gemini-3-pro-image-preview |
Professional assets, text rendering, infographics, 4K output, complex multi-turn editing |
| Nano Banana | gemini-2.5-flash-image |
Fast generation, simple edits, lower cost |
Default to PRO for quality work. Use Flash for rapid iterations or simple tasks.