YouTube Thumbnail Skill

This skill enables generation of high-performing YouTube thumbnails optimized for click-through rate (CTR). Thumbnails are designed to spark curiosity, complement titles, and compel viewers to click.

Thumbkit

You have access to Thumbkit, a CLI tool for generating and editing high-performing YouTube thumbnails. You MUST use Thumbkit to generate and edit all thumbnails.

Using Thumbkit is REQUIRED for you to complete your task. Assume Thumbkit has been installed as a uv tool and is available globally on the user's system. If Thumbkit is not installed, you MUST install it before proceeding.

Testing Installation

Test if Thumbkit is installed:

thumbkit --version

Installation