Reference
Codex skill documentation
Understand SKILL.md structure and skill invocation.
Best use
Understand SKILL.md structure and skill invocation.
Requirements
A supported Codex client.
Limitations
Documentation is not an evaluation of your skill.
Open the resource
Evidence
Curated primary reference. Source checked September 10, 2026; the product feature has not been independently tested for this listing.
Progress stays in this browser. No account needed.