Does this skill generate the final image file directly?

It generates optimized prompts for AI image tools like NanoBanana Pro (Gemini) to create the base visuals and provides specific layout and text guides to finalize the design in tools like Canva.

What tools are recommended to use alongside this skill?

This skill is designed to work seamlessly with NanoBanana Pro for image generation and Canva for final text composition and layout adjustments.

Can I use these prompts for non-Japanese YouTube channels?

Yes. While the documentation includes Japanese examples, the AI prompts and design principles (contrast, hierarchy, emotion) are universally applicable to any global audience.

How does this skill help increase YouTube CTR?

The skill provides proven layout patterns (like Person-Focus and Before/After), high-contrast color schemes, and prompts designed to trigger emotional responses, which are key drivers for higher click-through rates.

YouTube Thumbnail Creator

Name: YouTube Thumbnail Creator
Author: taiyousan15

bytaiyousan15

0•

Content Management

Streamlines the creation of high-conversion YouTube thumbnails using optimized AI prompts and design best practices.

The YouTube Thumbnail Creator skill provides a comprehensive framework for designing thumbnails that maximize click-through rates (CTR). By leveraging specialized prompts for NanoBanana Pro and implementation patterns for Canva, it helps users generate visually striking images, select high-impact color palettes, and apply effective typography rules. This skill covers multiple visual strategies—from high-emotion human portraits to data-driven 'Before/After' comparisons—ensuring that every thumbnail is optimized for mobile readability and viewer engagement.

Key Features

01End-to-end production workflow including A/B testing strategies and quality checklists.

02Specialized AI prompts for generating high-emotion, high-contrast subjects and backgrounds.

03Niche-specific color palette recommendations for Business, Tech, and Success categories.

04Standardized layout templates for Person-Focus, Before/After, and Text-Impact styles.

050 GitHub stars

06Typography and text-placement guidelines for maximum visual hierarchy and readability.

Use Cases

01Optimizing existing video performance through visual A/B testing and layout refinement.

02Developing high-CTR visual concepts for new YouTube video uploads.

03Standardizing thumbnail design across a professional YouTube channel for brand consistency.

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add taiyousan15/taisun_agent youtube-thumbnail

For use in Claude.ai and ChatGPT

Download Skill