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image-gen

Generate images from English text prompts using Gemini CLI with Nano Banana.

Updated Mar 7, 2026
Search Tags:#image-generation#prompt-engineering#gemini-cli#nano-banana#ai-art#visual-content
One-click install
npx skills add https://github.com/billyfranklim1/claude-skills --skill image-gen-billyfranklim1
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: image-gen
Source: https://github.com/billyfranklim1/claude-skills/tree/main/plugins/image-gen/skills/image-gen
Command: npx skills add https://github.com/billyfranklim1/claude-skills --skill image-gen-billyfranklim1

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Generate high-quality visuals from textual prompts for a wide range of visual content.

Core Features & Use Cases

  • Gemini CLI with the Nano Banana extension enables instant image generation, icons, diagrams, patterns, and more from descriptive prompts.
  • Supports commands like /generate, /icon, /diagram, /pattern, /restore, /edit, and /story to cover common visual tasks.
  • Ideal for designers and marketers who need quick visuals for blogs, product pages, thumbnails, diagrams, and social content.

Quick Start

Describe your prompt in English and run the /generate command to create the image.

Frequently Asked Questions about image-gen

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I generate high-quality visuals from textual prompts for social content?▼

Generating visuals from textual prompts requires writing descriptive English text and running the /generate command. This creates icons, diagrams, and banners, saving outputs directly to the nanobanana-output directory.

What do I need to use the Gemini CLI for AI art generation?▼

AI art generation via the Gemini CLI requires the Nano Banana extension and the --yolo flag enabled. You must write your descriptive prompts in English to successfully generate icons, diagrams, and patterns.

Can I create specific visual assets like diagrams and icons from text prompts?▼

Yes, you can create specific visual assets from text prompts using dedicated commands like /icon, /diagram, and /pattern. These commands cover common visual tasks for designers and marketers needing quick graphics.

Is prompt engineering in English required for image generation with Nano Banana?▼

Yes, prompt engineering in English is required for image generation with Nano Banana. Writing your descriptive prompts in English ensures the Gemini CLI accurately interprets your text to produce the desired visual content.

What are the limitations of using the Nano Banana extension for visual content?▼

A limitation of using the Nano Banana extension is that it strictly requires the --yolo flag and English prompts. Additionally, all generated visual content outputs are saved exclusively to the nanobanana-output directory.

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