Claude Skills Authoring Standard (SKILL.md)

v1.0.0 · Last updated 2/17/2026

  • Frontmatter schema
  • Trigger design
  • Step structure for reliability
  • Output schema discipline
# Claude Skills Authoring Standard (SKILL.md)

## Overview
Write skills that auto-invoke correctly and stay deterministic.

## Outcomes

- Frontmatter schema
- Trigger design
- Step structure for reliability
- Output schema discipline