Does Nano Banana require an external API key?

Yes, you must have a valid GEMINI_API_KEY from Google AI Studio and the google-genai Python package installed to use the skill.

What image resolutions and sizes are supported?

The skill supports standard resolutions as well as high-definition 2K (2048px) and 4K (3840px) outputs, ideal for professional rendering and text clarity.

Can I edit existing images with this skill?

Yes, Nano Banana supports image editing. You can provide an input path and a text prompt to perform style transfers, change backgrounds, or modify objects.

What model does the Nano Banana skill use?

Nano Banana utilizes Google's Gemini 3 Pro Image model (gemini-3-pro-image-preview), providing state-of-the-art image generation and editing capabilities.

Nano Banana AI Image Generator

Name: Nano Banana AI Image Generator
Author: ReScienceLab

byReScienceLab

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Design Tools

Generates and edits high-resolution images using Google Gemini 3 Pro Image within the Claude Code environment.

Nano Banana is a specialized Claude Code skill that integrates Google's Gemini 3 Pro Image model directly into your development workflow. It enables developers and solopreneurs to perform text-to-image generation, image editing, and style transfers using natural language prompts. With support for custom aspect ratios, high-resolution 4K output, and Google Search grounding for factual accuracy, it streamlines the process of creating UI assets, mockups, and marketing materials without leaving the terminal.

Key Features

01Natural language image editing for style transfers and object modification

02High-resolution output capabilities supporting 2K and 4K quality

03229 GitHub stars

04Text-to-image generation using Google's Gemini 3 Pro Image model

05Google Search grounding for improved factual accuracy in generated visuals

06Comprehensive aspect ratio support including widescreen and cinematic modes

Use Cases

01Generating custom UI assets, icons, and placeholder graphics for web applications

02Rapidly prototyping visual concepts and mood boards during the design phase

03Creating high-quality marketing visuals and social media content for solo projects

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add resciencelab/opc-skills nanobanana

For use in Claude.ai and ChatGPT

Download Skill