prompt-engineer

Design complete, explainable, and reusable prompts for LLMs and AI systems.

2|Updated Nov 15, 2025
One-click install
npx skills add https://github.com/P47Phoenix/Claude-Plugins --skill prompt-engineer-p47phoenix
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: prompt-engineer
Source: https://github.com/P47Phoenix/Claude-Plugins/tree/main/prompt-engineer
Command: npx skills add https://github.com/P47Phoenix/Claude-Plugins --skill prompt-engineer-p47phoenix

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Users often struggle to craft effective prompts for Large Language Models (LLMs), leading to inconsistent, low-quality, or unsafe AI outputs. This Skill provides expert guidance to overcome these challenges, ensuring optimal AI performance and saving valuable time on prompt engineering.

Core Features & Use Cases

  • Comprehensive Prompt Engineering: Applies proven techniques like Chain-of-Thought, few-shot learning, and role-playing for superior results.
  • Model-Specific Optimization: Tailors prompts for Claude, GPT, and open-source models, maximizing their unique strengths and capabilities.
  • Advanced Patterns: Leverages sophisticated strategies such as Constitutional AI, Tree of Thoughts, and self-consistency for complex tasks.
  • Use Case: When building a new AI feature or optimizing an existing agent, use this Skill to proactively design and refine system prompts, ensuring the AI consistently delivers high-quality, on-topic, and reliable responses.

Quick Start

Help me engineer a prompt for a Claude model that summarizes legal documents, focusing on key clauses and obligations.

Frequently Asked Questions about prompt-engineer

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I write better prompts for Claude and other LLMs?

Better prompts for LLMs use techniques like Chain-of-Thought reasoning, few-shot examples, and role-playing to guide the model toward consistent, high-quality outputs. This Skill teaches proven prompt engineering patterns tailored to Claude, GPT, and open-source models to maximize their strengths and improve response reliability.

What's the difference between prompt engineering for Claude versus GPT?

Prompt engineering differs across models because each has unique strengths and training. This Skill covers model-specific optimization techniques that tailor prompts to Claude, GPT, and open-source architectures, ensuring you leverage each model's capabilities rather than using generic approaches.

How do I design system prompts for AI agents?

System prompts guide agent behavior by setting role, constraints, and reasoning patterns. This Skill teaches how to craft complete, explainable system prompts using advanced patterns like Constitutional AI and Tree of Thoughts, with templates, design rationales, and testing workflows to ensure agents deliver reliable, on-topic responses.

Can I use prompt engineering techniques for complex reasoning tasks?

Yes. This Skill covers advanced patterns like Tree of Thoughts and self-consistency strategies designed for complex tasks requiring multi-step reasoning. These techniques help LLMs break down problems systematically and produce more accurate outputs for tasks beyond simple queries.

Why do my AI outputs feel inconsistent or off-topic?

Inconsistent outputs often stem from vague or incomplete prompts that don't clearly specify task intent, constraints, or format. This Skill teaches how to write complete, reusable prompts with explicit examples and design rationales that keep AI outputs focused, safe, and aligned with your requirements.

What should I test when refining a prompt?

Prompt refinement requires testing output quality, consistency, and relevance to your task. This Skill provides a clear testing and iteration workflow that helps you validate whether prompts produce the expected behavior before deploying them in production features or agents.