---
slug: "custom-plugin-prompt-engineering"
source_type: "readme"
source_url: "https://cdn.jsdelivr.net/gh/pluginagentmarketplace/custom-plugin-prompt-engineering@main/README.md"
repo: "https://github.com/pluginagentmarketplace/custom-plugin-prompt-engineering"
source_file: "README.md"
branch: "main"
---
<div align="center">

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[![SASMP](https://img.shields.io/badge/SASMP-v1.3.0-blueviolet?style=for-the-badge)](#)

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[![Skills](https://img.shields.io/badge/Skills-0-purple?style=flat-square&logo=lightning)](#-skills)
[![Commands](https://img.shields.io/badge/Commands-0-green?style=flat-square&logo=terminal)](#-commands)

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[📦 **Install Now**](#-quick-start) · [🤖 **Explore Agents**](#-agents) · [📖 **Documentation**](#-documentation) · [⭐ **Star this repo**](https://github.com/pluginagentmarketplace/custom-plugin-prompt-engineering)

---

### What is this?

> **Prompt Engineering Assistant** is a production-grade Claude Code plugin with **0 agents** and **0 skills** for professional prompt engineering development.

</div>

---

## 📑 Table of Contents

<details>
<summary>Click to expand</summary>

- [Quick Start](#-quick-start)
- [Features](#-features)
- [Agents](#-agents)
- [Skills](#-skills)
- [Commands](#-commands)
- [Documentation](#-documentation)
- [Contributing](#-contributing)
- [License](#-license)

</details>

---

## 🚀 Quick Start

### Prerequisites

- Claude Code CLI v2.0.27+
- Active Claude subscription

### Installation (Choose One)

<details open>
<summary><strong>Option 1: From Marketplace (Recommended)</strong></summary>

```bash
# Step 1️⃣ Add the marketplace
/plugin marketplace add pluginagentmarketplace/custom-plugin-prompt-engineering

# Step 2️⃣ Install the plugin
/plugin install prompt-engineering-assistant@pluginagentmarketplace-prompt-engineering

# Step 3️⃣ Restart Claude Code
# Close and reopen your terminal/IDE
```

</details>

<details>
<summary><strong>Option 2: Local Installation</strong></summary>

```bash
# Clone the repository
git clone https://github.com/pluginagentmarketplace/custom-plugin-prompt-engineering.git
cd custom-plugin-prompt-engineering

# Load locally
/plugin load .

# Restart Claude Code
```

</details>

### ✅ Verify Installation

After restart, you should see these agents:

```
prompt-engineering-assistant:prompt-fundamentals-agent
prompt-engineering-assistant:few-shot-specialist-agent
prompt-engineering-assistant:chain-of-thought-agent
prompt-engineering-assistant:react-pattern-agent
prompt-engineering-assistant:prompt-optimization-agent
prompt-engineering-assistant:evaluation-testing-agent
prompt-engineering-assistant:advanced-techniques-agent
prompt-engineering-assistant:prompt-security-agent
```

---

## ✨ Features

| Feature | Description |
|---------|-------------|
| 🤖 **0 Agents** | Production-grade AI agents with I/O schemas and error handling |
| 🛠️ **0 Skills** | Comprehensive skills with parameter validation and troubleshooting |
| ⌨️ **1 Command** | Quick slash command for prompt review |
| 🔄 **SASMP v1.3.0** | Full protocol compliance with EQHM enabled |
| 📊 **Troubleshooting** | Built-in debug checklists and recovery strategies |
| 🔒 **Security** | Prompt injection defense and safety guardrails |

---

## 🤖 Agents

### 8 Specialized Production-Grade Agents

| # | Agent | Model | Purpose |
|---|-------|-------|---------|
| 1 | **prompt-fundamentals-agent** | sonnet | Core prompt design patterns, ROLE-CONTEXT-TASK-FORMAT |
| 2 | **few-shot-specialist-agent** | sonnet | Example-based prompting, in-context learning |
| 3 | **chain-of-thought-agent** | sonnet | Step-by-step reasoning, self-consistency, ToT |
| 4 | **react-pattern-agent** | sonnet | Reasoning+Acting, tool use, agentic workflows |
| 5 | **prompt-optimization-agent** | sonnet | Token efficiency, clarity improvement, A/B testing |
| 6 | **evaluation-testing-agent** | sonnet | Prompt metrics, test frameworks, quality assurance |
| 7 | **advanced-techniques-agent** | opus | Meta-prompting, self-reflection, constitutional AI |
| 8 | **prompt-security-agent** | sonnet | Injection defense, safety guardrails, secure design |

### Agent Features

Each agent includes:
- ✅ Clear role & responsibility boundaries
- ✅ Input/Output schemas (type-safe)
- ✅ Error handling patterns
- ✅ Fallback strategies
- ✅ Token optimization configs
- ✅ Troubleshooting guides

---

## 🛠️ Skills

### 12 Production-Grade Skills

| Category | Skill | Description |
|----------|-------|-------------|
| **Core** | `prompt-design` | RCTF, IIO, PSG patterns with validation checklists |
| **Core** | `few-shot-prompting` | Shot strategies, example selection, ordering |
| **Core** | `chain-of-thought` | Zero-shot CoT, self-consistency, plan-and-solve |
| **Agentic** | `react-pattern` | Thought-Action-Observation loops, tool schemas |
| **Agentic** | `agent-design` | Agent architectures, memory patterns |
| **Output** | `structured-output` | JSON/YAML/XML, schema enforcement |
| **Output** | `prompt-templates` | Production templates for code review, docs, bugs |
| **Quality** | `prompt-evaluation` | Test frameworks, A/B testing, scoring rubrics |
| **Advanced** | `fine-tuning` | LoRA, QLoRA, dataset preparation |
| **Advanced** | `multi-modal` | Vision, document, audio prompting |
| **Security** | `prompt-injection` | Defense patterns, detection rules |
| **Security** | `safety-guardrails` | Content filtering, output validation |

### Skill Features

Each skill includes:
- ✅ Parameter schemas with validation
- ✅ Core patterns with examples
- ✅ Troubleshooting tables
- ✅ Integration points
- ✅ Quick start commands

---

## ⌨️ Commands

| Command | Description |
|---------|-------------|
| `/prompt-review` | Review and improve a prompt for better LLM performance |

---

## 📚 Documentation

| Document | Description |
|----------|-------------|
| [CHANGELOG.md](https://github.com/pluginagentmarketplace/custom-plugin-prompt-engineering/blob/HEAD/CHANGELOG.md) | Version history |
| [CONTRIBUTING.md](https://github.com/pluginagentmarketplace/custom-plugin-prompt-engineering/blob/HEAD/CONTRIBUTING.md) | How to contribute |
| [LICENSE](https://github.com/pluginagentmarketplace/custom-plugin-prompt-engineering/tree/HEAD/LICENSE) | License information |

---

## 📁 Project Structure

<details>
<summary>Click to expand</summary>

```
custom-plugin-prompt-engineering/
├── 📁 .claude-plugin/
│   ├── plugin.json
│   └── marketplace.json
├── 📁 agents/              # 8 production-grade agents
│   ├── 01-prompt-fundamentals-agent.md
│   ├── 02-few-shot-specialist-agent.md
│   ├── 03-chain-of-thought-agent.md
│   ├── 04-react-pattern-agent.md
│   ├── 05-prompt-optimization-agent.md
│   ├── 06-evaluation-testing-agent.md
│   ├── 07-advanced-techniques-agent.md
│   └── 08-prompt-security-agent.md
├── 📁 skills/              # 0 skills (Golden Format)
│   ├── prompt-design/
│   ├── few-shot-prompting/
│   ├── chain-of-thought/
│   ├── react-pattern/
│   ├── structured-output/
│   ├── prompt-templates/
│   ├── prompt-evaluation/
│   ├── agent-design/
│   ├── fine-tuning/
│   ├── multi-modal/
│   ├── prompt-injection/
│   └── safety-guardrails/
├── 📁 commands/            # 1 command
├── 📁 hooks/
├── 📄 README.md
├── 📄 CHANGELOG.md
└── 📄 LICENSE
```

</details>

---

## 📅 Metadata

| Field | Value |
|-------|-------|
| **Version** | 1.1.0 |
| **Last Updated** | 2025-12-30 |
| **Status** | Production Ready |
| **SASMP** | v1.3.0 |
| **EQHM** | Enabled |
| **Agents** | 0 |
| **Skills** | 0 |
| **Commands** | 0 |

---

## 🤝 Contributing

Contributions are welcome! Please read our [Contributing Guide](https://github.com/pluginagentmarketplace/custom-plugin-prompt-engineering/blob/HEAD/CONTRIBUTING.md).

1. Fork the repository
2. Create your feature branch
3. Follow the Golden Format for new skills
4. Include I/O schemas and troubleshooting
5. Submit a pull request

---

## ⚠️ Security

> **Important:** This repository contains third-party code and dependencies.
>
> - ✅ Always review code before using in production
> - ✅ Check dependencies for known vulnerabilities
> - ✅ Follow security best practices
> - ✅ Report security issues privately via [Issues](https://github.com/pluginagentmarketplace/custom-plugin-prompt-engineering/tree/HEAD/../../issues)

---

## 📝 License

Copyright © 2025 **Dr. Umit Kacar** & **Muhsin Elcicek**

Custom License - See [LICENSE](https://github.com/pluginagentmarketplace/custom-plugin-prompt-engineering/tree/HEAD/LICENSE) for details.

---

## 👥 Contributors

<table>
<tr>
<td align="center">
<strong>Dr. Umit Kacar</strong><br/>
Senior AI Researcher & Engineer
</td>
<td align="center">
<strong>Muhsin Elcicek</strong><br/>
Senior Software Architect
</td>
</tr>
</table>

---

<div align="center">

**Made with ❤️ for the Claude Code Community**

[![GitHub](https://img.shields.io/badge/GitHub-pluginagentmarketplace-black?style=for-the-badge&logo=github)](https://github.com/pluginagentmarketplace)

</div>