Writing Claude Skills

This skill provides comprehensive guidance for creating high-quality Claude Code skills that are modular, discoverable, and effective.

What Are Claude Skills?

Skills are modular capabilities that extend Claude's functionality. They are:

• Model-invoked: Claude autonomously decides when to use them based on descriptions
• Discoverable: Found through descriptive SKILL.md files
• Shareable: Can be personal, project-specific, or plugin-bundled

Skills differ from slash commands (user-invoked) - they're capabilities Claude chooses to use.

Core Structure

Every skill requires a directory containing SKILL.md with YAML frontmatter: