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.
Use for GPT-authored orchestrator-pack task specs. The GitHub Issue is the live spec. T1 uses one GPT lens; T2 uses three concurrent GPT architectural reviews followed by one GPT lens; T3 conditionall