Step-by-step SKILL.md packages an AI follows for a single kind of task.
A skill is a focused playbook - instructions, examples and constraints - that makes any model reliable at one job, from SQL reporting to changelog writing. The router fills a plan's skill slot with the best match for the request.
Proofread an academic paper against a structured checklist covering abbreviations, math notation, introduction structure, grammar and style, figures and tables, and statistical relevance. Two modes —
