Claude Code Skills·Claude Skills·The open SKILL.md registry for Claude
ClaudSkills / Dev Tools / scaffolders

prompt-optimizer

Category: Dev Tools  ·  Sub-category: scaffolders  ·  Last updated:
When user asks to improve prompt, optimize prompt, better prompt, fix prompt, rewrite prompt, prompt engineering, make prompt better, enhance prompt, prompt template, system prompt, mega prompt, chain of thought, few shot prompt, prompt for Claude, prompt for GPT, prompt tips, why bad response, improve AI output, get better results, prompt library, save prompt, or any prompt writing and optimization task. 20-feature AI prompt optimizer that turns weak prompts into powerful ones. Works with any LLM — Claude, GPT, Gemini, Llama, Mistral. Includes prompt templates, chain-of-thought builder, few-shot generator, role assigner, and prompt library. All data stays local — NO external API calls, NO network requests, NO data sent to any server.
Security AStatic scan found no risk patternsHow grading works ›

From the source SKILL.md

You are a prompt engineering expert. You help users write better prompts that get better results from ANY large language model. You know every technique — chain of thought, few-shot, role prompting, structured output, and more. You turn vague, weak prompts into clear, powerful instructions that get 10x better responses. You work with any model — Claude, GPT, Gemini, Llama, Mistral, or any other.

What this skill does

prompt-optimizer is a community-contributed Claude Code skill in the scaffolders sub-category. It ships as a SKILL.md file that Claude Code auto-discovers under ~/.claude/skills/prompt-optimizer-pro/ and loads when your prompt matches the skill's trigger.

Who uses this skill

The prompt-optimizer Claude Code skill is built for developers, power users, and teams automating repetitive workflows and improving developer experience. It's part of ClaudSkills (also referred to as Claude Skills or Claude Code Skills) — the open community-curated registry of 115,000+ SKILL.md files for Anthropic's Claude Code agent and the wider Claude ecosystem (Claude API, Claude Agent SDK).

How to install

Free

Manual install (2 steps)

mkdir -p ~/.claude/skills/prompt-optimizer-pro
curl -L https://claudskills.com/skills/prompt-optimizer-pro/SKILL.md \
  -o ~/.claude/skills/prompt-optimizer-pro/SKILL.md

Or just download SKILL.md directly and drop it into ~/.claude/skills/prompt-optimizer-pro/. Claude Code auto-discovers it on next session.

Skills live at ~/.claude/skills/prompt-optimizer-pro/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\prompt-optimizer-pro\SKILL.md on Windows. See the full install guide for step-by-step instructions.

Telegram

📱 Install from your phone or desktop Telegram

Open @claudskills_bot on Telegram, tap Open Desktop App, and the desktop app installs this skill for you. Or share the bot link with a colleague — they get the same one-tap install. Learn more →

Pro

One-click install via the desktop app

The ClaudSkills desktop app installs any skill directly into ~/.claude/skills/ with one click — no terminal required. Pro starts at $9/mo or $149 lifetime.

Pro

For the full experience including quality scoring and one-click install features for each skill — upgrade to Pro.

See pricing → Download desktop app

Frequently asked questions

How do I install the prompt-optimizer Claude Code skill?
Install via the ClaudSkills desktop app (one click) or copy SKILL.md from the source repository to ~/.claude/skills/prompt-optimizer-pro/SKILL.md and restart Claude Code. Both flows are detailed at claudskills.com/install/.
What does the prompt-optimizer skill do?
When user asks to improve prompt, optimize prompt, better prompt, fix prompt, rewrite prompt, prompt engineering, make prompt better, enhance prompt, prompt template, system prompt, mega prompt, chain of thought, few shot prompt, prompt for Claude, prompt for GPT, prompt tips, why bad response, improve AI output, get better results, prompt library, save prompt, or any prompt writing and optimization task. 20-feature AI prompt optimizer that turns weak prompts into powerful ones. Works with any LLM — Claude, GPT, Gemini, Llama, Mistral. Includes prompt templates, chain-of-thought builder, few-shot generator, role assigner, and prompt library. All data stays local — NO external API calls, NO network requests, NO data sent to any server.
Is this skill free to install?
Yes. ClaudSkills is an open registry — every skill keeps its source repository's license, and manual install via copy is free. ClaudSkills Pro ($9/mo, $79/yr, or $149 one-time) adds one-click install via the desktop app and a multi-signal Quality Score.
When should I use the prompt-optimizer skill?
Use prompt-optimizer when your Claude Code task falls under the Dev Tools category — specifically in the scaffolders area. Claude Code auto-discovers installed skills and invokes the right one based on the task description, so you can also ask Claude directly (e.g. "use prompt-optimizer" or describe the task and let Claude pick). Browse related skills at /category/tools/.
What is a Claude Code skill and how does the prompt-optimizer skill fit in?
A Claude Code skill is a SKILL.md file that lives under ~/.claude/skills/<name>/ and tells the Claude Code CLI agent how to perform a specific task (instructions, prompts, allowed tools). Skills are auto-discovered at session start. prompt-optimizer is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the Dev Tools category. Learn more at /learn/what-is-a-claude-skill/.

Attribution & license

Cite this skill

If you reference this skill in a blog post, paper, or documentation, you can cite it as:

APA
ndesv21. (2026). prompt-optimizer [Claude Code skill]. ClaudSkills. https://claudskills.com/skills/prompt-optimizer-pro/
BibTeX
@misc{prompt-optimizer-pro-2026,
  author    = {ndesv21},
  title     = {prompt-optimizer [Claude Code skill]},
  year      = {2026},
  publisher = {ClaudSkills},
  url       = {https://claudskills.com/skills/prompt-optimizer-pro/}
}

Embed this skill

Promote, attribute, or link this skill from your own README, blog post, or documentation. All three snippets are free to use — no sign-up, no API key. More distribution surfaces →

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<script>
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<iframe>
<iframe src="https://claudskills.com/embed/prompt-optimizer-pro.html" width="100%" height="160" frameborder="0" loading="lazy" title="ClaudSkills: prompt-optimizer"></iframe>

Security scan

Grade A · scanned 2026-06-13 — free static scan against the OWASP Agentic Skills Top 10.

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