Interview the user about an issue or plan before any code is written, one question at a time, until the decisions and the test list are clear. Turns a plan into a Decisions table and a behavior-to-test list for red/green TDD. USE FOR: grill me, grill the plan, stress-test a plan, plan interview, clarify an issue before coding, find ambiguous requirements, decide defaults before implementation.
Install
npx skills add microsoft/agentic-journeys --skill grill-plannpx skills add microsoft/agentic-journeys --skill grill-plan -a claude-code -gnpx skills add microsoft/agentic-journeys --skill grill-plan -a codex -ggemini skills install https://github.com/microsoft/agentic-journeys.git --path .github/skills/grill-plangh skill install microsoft/agentic-journeys grill-plangit clone --depth 1 https://github.com/microsoft/agentic-journeys /tmp/microsoft__agentic-journeys
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/microsoft__agentic-journeys/.github/skills/grill-plan ~/.claude/skills/grill-plan # Claude Code
cp -R /tmp/microsoft__agentic-journeys/.github/skills/grill-plan ~/.agents/skills/grill-plan # Codex, Cursor, Gemini CLI, Copilot, OpenCode