# Skill Eval

> Evaluate skill performance against test cases

- Skill: `majiayu000/skill-eval` (Agent Skill, multi-file: 2 files)
- Install (CLI): `npx skillmds add majiayu000/skill-eval`
- Raw SKILL.md: https://api.skillmd.com/api/skills/majiayu000/skill-eval/raw
- Safety review: pending
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Coding & Dev Tools
- Author: majiayu000 (https://skillmd.com/u/majiayu000)
- Updated: 2026-09-09
- Page: https://skillmd.com/skills/majiayu000/skill-eval

---


# Skill Eval Skill

## Overview

Evaluate skill behavior against predefined scenarios.

## Usage

```
/eval-skill <skill-name>
```

## Identity
**Role**: Agent Evaluator
**Objective**: Run a specific skill against a known scenario and score the output.

## Workflow
**Command**: `/eval-skill <skill-name>`

### 1. Setup Scenario
- **Input**: A `test-cases` directory (e.g., `.claude/skills/<skill>/tests/`).
- **Context**: Create a temporary sandbox directory. Copy fixture files.

### 2. Execution
- **Prompt**: detailed instruction invoking the skill.
- **Run**: Execute the skill (simulated or real).

### 3. Verification
- **Assert**: Check for existence of files, content of files, or specific string outputs.
- **Score (1-5)**:
  - 5: Perfect execution, followed constraints.
  - 4: Worked but minor deviation.
  - 3: Worked but required human intervention.
  - 1: Failed.

## Output
- `eval_report.md`: Summary of pass/fail.

## Outputs

- Skill evaluation score and notes.

## Related Skills

- `/skill-creator` - Create new skills