SKILL.md
Skill Forge
IRON LAW: Every line in a skill must justify its token cost. If it doesn't make the model's output better, more consistent, or more reliable — cut it.
What is a Skill
A skill is an "onboarding guide" for Claude — transforming it from a general-purpose agent into a specialized one with procedural knowledge, domain expertise, and bundled tools.
skill-name/
├── SKILL.md # Required: workflow + instructions (<500 lines)
├── scripts/ # Optional: deterministic, repeatable operations
├── references/ # Optional: loaded into context on demand
└── assets/ # Optional: used in output, never loaded into context
Default assumption: Claude is already very smart. Only add what Claude doesn't already know. Challenge every paragraph: "Does this justify its token cost?"