# Check Understanding (agent skill)

> Check Understanding is an agent skill (a SKILL.md file) from rohitg00/ai-engineering-from-scratch. Phase quiz for AI Engineering from Scratch. It works with Claude Code, Codex and Cursor and has 73,962 GitHub stars across a repository of 9 listed skills. Install it by copying the skill folder into your agent's skills directory.

Phase quiz for AI Engineering from Scratch. Trigger with "quiz me", "test phase", "check my understanding", "do I know phase 3", or /check-understanding . Test your knowledge of a completed phase from the AI Engineering from Scratch course.

## Key facts

| Fact | Value |
|---|---|
| Repository | https://github.com/rohitg00/ai-engineering-from-scratch |
| Skill path | skills/check-understanding/SKILL.md |
| Skill name | check-understanding |
| GitHub stars | 73,962 |
| Installs on skills.sh | 4 |
| License | MIT |
| Skills in repo | 9 |
| Plugin marketplace | no |
| Official | no |
| Works with | Claude Code, Codex, Cursor |
| Category | Testing & QA |
| Last commit | Oct 23, 2026 |

## When it triggers

- "quiz me"
- "test phase"
- "check my understanding"
- "do I know phase 3"

## Add this skill

### Claude Code

```sh
git clone --depth 1 https://github.com/rohitg00/ai-engineering-from-scratch.git
cp -r ai-engineering-from-scratch/skills/check-understanding ~/.claude/skills/check-understanding   # 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/rohitg00/ai-engineering-from-scratch.git
cp -r ai-engineering-from-scratch/skills/check-understanding .agents/skills/check-understanding   # repo; ~/.agents/skills for all projects
```

### Cursor

```sh
git clone --depth 1 https://github.com/rohitg00/ai-engineering-from-scratch.git
cp -r ai-engineering-from-scratch/skills/check-understanding .cursor/skills/check-understanding   # 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

skills.sh listing: https://www.skills.sh/rohitg00/ai-engineering-from-scratch/check-understanding

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Canonical page: https://appsgit.com/skills/rohitg00-check-understanding
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