Code GenerationOpen_source
Ponytail
A ruleset that makes your coding agent write the least code that works
OverviewPricing
Ponytail pricing
No pricing page foundNo free planBilling period not stated
Free and MIT licensed. There is no paid tier and no pricing page. Installs as a plugin on Claude Code, Codex, Copilot CLI, Gemini CLI and Pi, or as rule files for agents without a plugin system.
