Prompts tested against real agent behavior.
Guides agents through isolated tests and revisions to produce prompts that correct observed failures.
When to use it
Use when creating or editing prompts, including commands, hooks, skills, and subagent instructions.
It changes how the agent creates and edits prompts by requiring isolated baseline tests, targeted revisions, and robustness checks.
What you provide
Requires understanding this skill's RED-GREEN-REFACTOR cycle as background; installation is not explicitly required.
No additional actions listed.