# Agentic Eval (agent skill)

> Agentic Eval is an agent skill (a SKILL.md file) from github/awesome-copilot. Patterns and techniques for evaluating and improving AI agent outputs. It works with Claude Code and GitHub Copilot and has 39,749 GitHub stars across a repository of 7 listed skills.

Patterns and techniques for evaluating and improving AI agent outputs. Use this skill when: - Implementing self-critique and reflection loops - Building evaluator-optimizer pipelines for quality-critical generation - Creating test-driven code refinement workflows - Designing rubric-based or LLM-as-judge evaluation systems - Adding iterative improvement to agent outputs (code, reports, analysis) - Measuring and improving agent response quality Patterns for self-improvement through iterative…

## Key facts

| Fact | Value |
|---|---|
| Repository | https://github.com/github/awesome-copilot |
| Skill path | skills/agentic-eval/SKILL.md |
| Skill name | agentic-eval |
| GitHub stars | 39,749 |
| Installs on skills.sh | not listed |
| License | MIT |
| Skills in repo | 7 |
| Plugin marketplace | no |
| Official | yes |
| Works with | Claude Code, GitHub Copilot |
| Category | Testing & QA |
| Last commit | Oct 7, 2026 |

## Add this skill

### Claude Code

```sh
git clone --depth 1 https://github.com/github/awesome-copilot.git
cp -r awesome-copilot/skills/agentic-eval ~/.claude/skills/agentic-eval   # personal, or .claude/skills in a project
```

In the Claude apps, zip the skill folder and upload it under Customize > Skills > + > Upload a skill (code execution must be on).

### ChatGPT / Codex

```sh
git clone --depth 1 https://github.com/github/awesome-copilot.git
cp -r awesome-copilot/skills/agentic-eval .agents/skills/agentic-eval   # repo; ~/.agents/skills for all projects
```

### Cursor

```sh
git clone --depth 1 https://github.com/github/awesome-copilot.git
cp -r awesome-copilot/skills/agentic-eval .cursor/skills/agentic-eval   # project; ~/.cursor/skills for all projects
```

Sources (checked 2026-10-07): https://code.claude.com/docs/en/skills, https://support.claude.com/en/articles/12512180-using-skills-in-claude, https://learn.chatgpt.com/docs/build-skills, https://cursor.com/docs/context/skills

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