# Prompt Master (agent skill)

> Prompt Master is an agent skill (a SKILL.md file) from nidhinjs/prompt-master. It generates optimized prompts for AI tools. It works with Claude Code, Codex, Cursor and GitHub Copilot and has 14,121 GitHub stars. Install it by copying the skill folder into your agent's skills directory.

Generates optimized prompts for AI tools. Activates only when the user explicitly asks to write, fix, improve, or adapt a prompt for a specific AI tool (LLM, Cursor, Midjourney, image AI, video AI, coding agents, etc.). Does not activate for general conversation, coding tasks, document writing, or other non-prompt-engineering work. When generating or improving prompts, operate as a prompt engineer.

## Key facts

| Fact | Value |
|---|---|
| Repository | https://github.com/nidhinjs/prompt-master |
| Skill path | SKILL.md |
| Skill name | prompt-master |
| GitHub stars | 14,121 |
| Installs on skills.sh | not listed |
| License | MIT |
| Skills in repo | 1 |
| Plugin marketplace | no |
| Official | no |
| Works with | Claude Code, Codex, Cursor, GitHub Copilot |
| Category | Docs & writing |
| Last commit | Aug 24, 2026 |

## When it triggers

- Activates only when the user explicitly asks to write, fix, improve, or adapt a prompt for a specific AI tool (LLM, Cursor, Midjourney, image AI, video AI, coding agents, etc.
- activate for general conversation, coding tasks, document writing, or other non-prompt-engineering work.

## Add this skill

### Claude Code

```sh
git clone --depth 1 https://github.com/nidhinjs/prompt-master.git
cp -r prompt-master ~/.claude/skills/prompt-master   # 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/nidhinjs/prompt-master.git
cp -r prompt-master .agents/skills/prompt-master   # repo; ~/.agents/skills for all projects
```

### Cursor

```sh
git clone --depth 1 https://github.com/nidhinjs/prompt-master.git
cp -r prompt-master .cursor/skills/prompt-master   # 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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Canonical page: https://appsgit.com/skills/nidhinjs-prompt-master
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