What Are Skills? Build Your First AI Agent Skill in Minutes

Skills are the simplest way to teach your AI agent something new — and yes, it really is just a markdown file. In this beginner-friendly walkthrough, I'll break down exactly what a skill is, how it works, and we'll build one together from scratch in VS Code.

🔥 What you'll learn:

What skills are and why they matter
- The anatomy of a skill (SKILL.md, scripts, references, assets, evals)
- How context loading works — only what's needed, when it's needed
- How to create your first skill step by step
- Using skills across different agents (GitHub Copilot, Claude Code)

📂 Skill structure:
All you need is a SKILL.md file inside a skills folder (.github/skills/, .agents/skills/, or .claude/skills/). Add YAML front matter with a name and description, write your markdown instructions below, and you're done!

👉 Try it yourself: Create a "good morning" skill with your own name and personality, and see your agent respond exactly the way you want.

🔗 Find community skills: https://skills.sh
Also check out the blog post: https://dev.to/debs_obrien/wha....t-are-agent-skills-b

Next video: Deep dive into building a README generator skill with assets, scripts, and references.

#Skills #AIAgent #GitHubCopilot #VSCode #CodingForBeginners