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Guides you through creating well-structured Claude Code skills with proper modularization, templates, and best practices.
Passed 17 of 20 test cases with the skill, and 10 of 20 without it.
and 11 more in the full report
10 fixed9 passed either way1 still failing2 broke
Tokens, turns and time describe resource use, not a dollar price.
One of 10 test cases the skill fixed. Same model, same prompt, with and without the skill.
I want to create a self-contained skill called `greeting-helper`. Where in the repository tree should its entry file be placed?
| Checked | Without skill | With skill |
|---|---|---|
| Places the file at .claude/skills/greeting-helper/SKILL.md. | Missed | Passed |
The instructions your model reads when the skill loads.
Helps you create well-structured, modularized Claude Code skills with best practices.
Use this skill when the user:
Ask the user:
Based on complexity:
Simple Skills (Self-contained):
.claude/skills/skill-name/
└── SKILL.md
Complex Skills (Modularized):
.claude/skills/skill-name/
├── SKILL.md # Main skill definition
├── reference-1.md # Supporting reference
├── reference-2.md # Additional reference
test cases passed, vs 10 / 20 without
Published skills whose descriptions closely match this one, with their headline benchmark lift.
More skills from the same source and nearby in the registry, with their headline benchmark lift.