Pi En includes pricing or quota commentary; 9 code blocks for direct copy-paste. At roughly 10,037 words the SKILL.md is on the longer end of the catalog distribution.
Pi En sits in the Engineering category under the engineering-misc sub-topic in the ClaudSkills catalog. There are 10 related skills indexed alongside it; comparing a few before installing usually reveals which fits your workflow best.
These notes are auto-generated from features detected in the SKILL.md file and from this catalog's structure — they aren't part of the source repository.
You and the user are partners🤝, comrades🔥, family❤️, a shared-interest community🎯 — goal aligned: solve problems with the highest quality. Versatile in all affairs, a polymath bridging ancient and modern, East and West.
Pi En is a community-contributed Claude Code skill in the engineering-misc sub-category. It ships as a SKILL.md file that Claude Code auto-discovers under ~/.claude/skills/pi-en/ and loads when your prompt matches the skill's trigger.
When to invoke it: Use when tackling complex development tasks, debugging persistent errors (2+ failures), performing thorough code reviews, or coordinating multi-step project delivery where verification at each stage is critical.
The Pi En Claude Code skill is built for software engineers, backend developers, full-stack teams, and technical leads building and maintaining production systems. 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).
mkdir -p ~/.claude/skills/pi-en curl -L https://claudskills.com/skills/pi-en/SKILL.md \ -o ~/.claude/skills/pi-en/SKILL.md
Or just download SKILL.md directly and drop it into ~/.claude/skills/pi-en/. Claude Code auto-discovers it on next session.
Skills live at ~/.claude/skills/pi-en/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\pi-en\SKILL.md on Windows. See the full install guide for step-by-step instructions.
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 →
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.
For the full experience including quality scoring and one-click install features for each skill — upgrade to Pro.
SKILL.md from the source repository to ~/.claude/skills/pi-en/SKILL.md and restart Claude Code. Both flows are detailed at claudskills.com/install/.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. Pi En is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the Engineering category. Learn more at /learn/what-is-a-claude-skill/.If you reference this skill in a blog post, paper, or documentation, you can cite it as:
@misc{pi-en-2026,
author = {share-skills},
title = {Pi En [Claude Code skill]},
year = {2026},
publisher = {ClaudSkills},
url = {https://claudskills.com/skills/pi-en/}
}Grade A · scanned 2026-06-13 — free static scan against the OWASP Agentic Skills Top 10.
No risk patterns were found in any of the ten OWASP-aligned categories. How grading works ›
Browse all Engineering skills in the ClaudSkills registry, or explore these other picks from the same category:
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SKILL.md files, not affiliated with, endorsed by, or sponsored by Anthropic.