AI Glossary

SKILL.md

Also called agent skill file

What does “SKILL.md” mean?

SKILL.md: The required Markdown file in an Agent Skills package. Its YAML front matter identifies the skill and describes when to use it. The body gives the agent instructions and can refer to bundled scripts or reference files.

SKILL.md visual guide: The required Markdown file in an Agent Skills package. Its YAML front matter identifies the skill and describes when to use it. The body gives the agent instructions and can refer to bundled scripts or reference files.
Visual guide Open full size (new tab)

What is an example of “SKILL.md”?

A spreadsheet skill describes when to use it at the top, then gives a procedure for validating a CSV.