prompt-engineering-expert
Advanced expert in prompt engineering, custom instructions design, and prompt optimization for AI agents
Skill by CraftOS-dev
Install
Works with Claude Code, Claude apps, Codex, Cursor, Gemini CLI, GitHub Copilot, VS Code, OpenCode, Goose, Windsurf. Read the repository before you give any tool access to your data.
npx agentmarket install skill/craftos-dev-prompt-engineering-expert
Asks which of your tools to add it to (Claude Code, Codex, Cursor, VS Code, Windsurf, Gemini CLI, Claude Desktop) and shows the change first. See https://agentmart.dev/cli.
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About
Use cases: design, agent-building
Reviews
Write a reviewNo reviews yet. Installed it? Reviews come from verified installers only. How reviews work
Permissions
What this skill can do and what it asks for, from its SKILL.md and code. Checked Oct 25, 2026.
- Tools
- No tools found
- Secrets
- None asked for
- Install scripts
- None found
Network hosts it talks to 2
clawhub.ai· found in codecodeload.github.com· found in install command
Files it touches
~/.claude/skills/prompt-engineering-expert
What's inside
- Skill name
prompt-engineering-expert- Description
- Advanced expert in prompt engineering, custom instructions design, and prompt optimization for AI agents
- License
- MIT
- Instructions
- 26 lines in SKILL.md · view on GitHub
Files (13)
- origin.json · .clawhub/
- CLAUDE.md
- GETTING_STARTED.md
- INDEX.md
- README.md
- SKILL.md
- START_HERE.md
- SUMMARY.md
- _meta.json
- BEST_PRACTICES.md · docs/
- TECHNIQUES.md · docs/
- TROUBLESHOOTING.md · docs/
- EXAMPLES.md · examples/
SKILL.md (first lines)
# Prompt Engineering Expert Skill This skill equips Claude with deep expertise in prompt engineering, custom instructions design, and prompt optimization. It provides comprehensive guidance on crafting effective AI prompts, designing agent instructions, and iteratively improving prompt performance. ## Capabilities - **Prompt Writing Best Practices**: Expert guidance on clear, direct prompts with proper structure and formatting - **Custom Instructions Design**: Creating effective system prompts and custom instructions for AI agents - **Prompt Optimization**: Analyzing, refining, and improving existing prompts for better performance - **Advanced Techniques**: Chain-of-thought prompting, few-shot examples, XML tags, role-based prompting - **Evaluation & Testing**: Developing test cases and success criteria for prompt evaluation - **Anti-patterns Recognition**: Identifying and correcting common prompt engineering mistakes - **Context Management**: Optimizing token usage and context window management - **Multimodal Prompting**: Guidance on vision, embeddings, and file-based prompts ## Use Cases - Refining vague or ineffective prompts - Creating specialized system prompts for specific domains - Designing custom instructions for AI agents and skills - Optimizing prompts for consistency and reliability - Teaching prompt engineering best practices - Debugging prompt performance issues - Creating prompt templates for reusable workflows
From CraftOS-dev/CraftBot, MIT.
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Featured in
Signals
- Stars
- 400
- Forks
- 49
- Open issues
- 12
- Last commit (this folder)
- Aug 7, 2026 (2 months ago)
- Last release
- Oct 23, 2026 (4 days ago)
From GitHub (fetched Oct 24, 2026).
Details
- License
- MIT
- Repository
- github.com/CraftOS-dev/CraftBot
- Website
- craftbot.live/
- First seen
- Oct 24, 2026
- Last checked
- Oct 24, 2026
- Source
- GitHubgithub-graphql
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Cite this page
prompt-engineering-expert skill. Agent Mart. https://agentmart.dev/skills/craftos-dev-prompt-engineering-expert (last updated 2026-10-24)