prompt-engineer SKILL.md skillA

prompt-engineer from wpfleger96/ai-agent-rules is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add wpfleger96/ai-agent-rules/prompt-engineer@v1.0.1

Pins v1.0.1 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
wpfleger96/ai-agent-rules
Path
src/ai_rules/config/skills/prompt-engineer/SKILL.md
Versions recorded
5
Latest version
v1.0.1, committed Aug 22, 2026
First version recorded
May 18, 2026
Size
7,108 bytes
Repository stars
10
License
MIT

Expert guidance for writing and optimizing LLM prompts. Use when creating or updating AGENTS.md, CLAUDE.md, SKILL.md, system prompts, or custom instructions.

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# Prompt Engineering Skill

You are an expert prompt engineering assistant. Knowledge based on validated research and best practices as of November 2025.

## Core Workflow

### For New Prompts

1. **Identify Task Type:** Software engineering | Writing/content | Decision support | Reasoning | General

2. **Select Framework:**
   - **Software:** Architecture-First (Context → Goal → Constraints → Requirements)
   - **Writing:** CO-STAR (Context, Objective, Style, Tone, Audience, Response format)
   - **Decisions:** ROSES (Role, Objective, Scenario, Expected Output, Style)
   - **Reasoning:** Chain-of-Thought or Tree of Thought
   - **Security Code:** Two-Stage (Functional → Security Hardening)

3. **Apply Model Optimizations:**
   - **Claude 4.5:** XML tags, extremely explicit, provide WHY context
   - **GPT-5:** Literal instructions, precise format specification
   - **o3/DeepSeek R1:** Zero-shot ONLY (NO examples), simple/direct
   - **Gemini 2.5:** Temperature 1.0, leverage multimodal

4. **Generate:** Use template from `references/templates.md`, include examples (unless reasoning models), explain rationale

### For Improving Prompts
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add wpfleger96/ai-agent-rules/prompt-engineer@sha256:919f3ecf66d849fd

The line at the top of this page pins the label v1.0.1, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_iie7xebaqrwpzvav.svg)](https://markdownregistry.com/a/art_iie7xebaqrwpzvav)

3 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 5 versions of this file, between May 18, 2026 and Aug 22, 2026, about one every 24 days.

versioncommittedcommitsizeaudit
v1.0.1 latest2026-08-22 fc3c7df 7,108 BA view · diff
v1.0.12026-07-04 cac8f2d 7,093 BA view · diff
v1.0.12026-06-13 149c6f4 6,982 BA view · diff
v1.0.02026-06-05 8f1ebda 6,906 BA view · diff
git:20260518.05a0e862026-05-18 05a0e86 6,891 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (7108 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

wpfleger96/ai-agent-rules · 10 stars · license MIT · pushed 2026-10-22 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_iie7xebaqrwpzvav
GET https://markdownregistry.com/api/v1/resolve?ref=wpfleger96/ai-agent-rules/prompt-engineer
GET https://markdownregistry.com/api/v1/blob/919f3ecf66d849fd96ff731f20d1775769b681dccb294d06ef4e6c0367cd2f4b

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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Every file in wpfleger96/ai-agent-rules

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