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Create a new Agent Skill with proper SKILL.md format and frontmatter.
Passed 19 of 21 test cases with the skill, and 9 of 21 without it.
and 8 more in the full report
11 fixed9 passed either way2 still failing0 broke
Tokens, turns and time describe resource use, not a dollar price.
One of 11 test cases the skill fixed. Same model, same prompt, with and without the skill.
Write a minimal valid frontmatter block for a skill named 'api-client' authored by 'dev-team' with version 1.0.
| Checked | Without skill | With skill |
|---|---|---|
| The version value is formatted as a quoted string '1.0'. | Missed | Passed |
The instructions your model reads when the skill loads.
This skill helps you create new Agent Skills that follow the agentskills.io specification.
Use this skill when the user asks you to:
An Agent Skill is a directory containing a SKILL.md file with YAML frontmatter:
my-skill/
SKILL.md
CRITICAL: When you write SKILL.md, the very first characters in the file must be --- (the YAML frontmatter opening delimiter). Do not write any title, description, or other content before the ---.
---
name: my-skill
description: A clear description of what this skill does and when to use it.
license: (optional)
compatibility: Any environment requirements (optional)
metadata: (optional)
author: your-name
version: '1.0'
---
# Skill Title
## When to Use This Skill
test cases passed, vs 9 / 21 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.