Generate optimized prompts for Gemini 2.5 Flash Image (Nano Banana). Use for image generation, crafting photo prompts, art styles, or multi-turn editing workflows with best practices.
View on GitHubsecondsky/claude-skills
nano-banana-prompts
January 24, 2026
Select agents to install to:
npx add-skill https://github.com/secondsky/claude-skills/blob/main/plugins/nano-banana-prompts/skills/nano-banana-prompts/SKILL.md -a claude-code --skill nano-banana-promptsInstallation paths:
.claude/skills/nano-banana-prompts/# Nano Banana Image Prompt Generator Generate high-quality prompts for Gemini 2.5 Flash Image using proven best practices from October 2025. ## Core Principle **Describe scenes naturally, don't list keywords.** ❌ `woman, business suit, office, professional` ✅ `A professional businesswoman in navy suit stands confidently in modern glass-walled office overlooking city skyline. Warm afternoon light streams through windows.` ## Prompt Structure ### Basic Template ``` A [SHOT TYPE] of [SUBJECT] [ACTION] in [ENVIRONMENT]. [LIGHTING] creates [MOOD]. [CAMERA/STYLE DETAILS]. [ASPECT RATIO]. ``` ### Components 1. **Subject & Action** - Who/what and what they're doing 2. **Setting** - Where the scene takes place 3. **Lighting** - Natural/artificial light sources and quality 4. **Mood** - Emotional tone or atmosphere 5. **Technical Details** - Camera, lens, style specifics 6. **Format** - Aspect ratio or dimensions ## Prompt Length - **Short (10-20 words)**: Quick generation, minimal control - **Medium (50-100 words)**: ⭐ RECOMMENDED - balanced control - **Long (100-200 words)**: Maximum control for complex scenes ## Photography Prompts ### Template ``` Photorealistic [SHOT TYPE] of [SUBJECT], [ACTION], in [ENVIRONMENT]. Illuminated by [LIGHTING], creating [MOOD]. Captured with [CAMERA/LENS], emphasizing [DETAILS]. [ASPECT RATIO] format. ``` ### Camera Control **Lenses:** - 35mm, 50mm (standard) - 85mm portrait (close-ups) - 10-24mm wide (landscapes) - 60-105mm macro (details) **Lighting:** - Golden hour (warm, soft) - Blue hour (cool, atmospheric) - Three-point (studio) - Dramatic side (high contrast) - Rembrandt (classic portrait) **Settings:** - Shallow DOF: f/1.4-2.8 (blurred background) - Deep focus: f/11-22 (everything sharp) - Motion blur for action ### Example ``` Professional corporate headshot of mid-30s woman with shoulder-length brown hair in charcoal blazer. She's smiling warmly at camera against soft gray backdrop. Shot with 85mm f/2.0, stud