SKILLSuperpowers: plan, test and debug before coding
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Get Friday PicksSubmitPonytail: make your agent write less code
A skill that pushes coding agents to act like a lazy senior: fewer lines, more tests, lower cost — without skipping the hard checks.
In short: A skill that pushes coding agents to act like a lazy senior: fewer lines, more tests, lower cost — without skipping the hard checks. It is a free skill for people who use Claude Code, Codex or Cursor and want help with coding agent skills.
Checked on · Added
Works with
| Agent / tool | Access / cost | Link |
|---|---|---|
| Claude Code | Paid Claude plan or API | claude.com/claude-code |
| Codex | ChatGPT plan or API | openai.com/codex |
| Cursor | Free tier + paid | cursor.com |
| GitHub repo | Open source · ★ 164.8k | DietrichGebert/ponytail |
Image: from the GitHub README, shown with credit.
Images from the project README on GitHub.
Try it in 60 seconds
/plugin marketplace add DietrichGebert/ponytail /plugin install ponytail@ponytail codex plugin marketplace add DietrichGebert/ponytail
Install command copied from the project README. Check the README for the latest version.
What it does
A skill that pushes coding agents to act like a lazy senior: fewer lines, more tests, lower cost — without skipping the hard checks.
Ponytail 5: rebuilt from the ground up. -53% code · -41% time · -26% cost · -45% tokens And yet: 98% of risky logic ships with a test. Without Ponytail: 68%. Benchmarked in Claude Code, the same…
Short excerpt from the README of DietrichGebert/ponytail. Read the full README on GitHub.
Inside the repo
Already built with PonytailNumbersBefore / afterThe review, rebuiltThe audit, rebuiltNew in 5.3: the bandHow it worksThe promptInstallCommandsFAQSponsors
Step by step
- Open the GitHub repo and read the README.
- Run the install command below in your terminal (or copy the skill folder into ~/.claude/skills/ for Claude Code, ~/.codex/skills/ for Codex).
- Restart your agent so it picks up the skill.
- Ask your agent to use it on a small test task first.
Watch out for
Opinionated about deleting code; review its suggestions before accepting big cuts.
Sources & credit
All credit to the original authors. We rewrite in our own words and link back. Something wrong? Report it.
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