# Tdd Vertical Slice

> Build features or fixes one behavior-first vertical slice at a time using the active agent's native edit, run, and verification tools.

- Skill: `santos-sanz/tdd-vertical-slice` (Agent Skill)
- Install (CLI): `npx skillmds@latest add santos-sanz/tdd-vertical-slice`
- Raw SKILL.md: https://api.skillmd.com/api/skills/santos-sanz/tdd-vertical-slice/raw
- Safety review: pending
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: AI & ML
- Author: santos-sanz (https://skillmd.com/u/santos-sanz)
- Updated: 2026-09-17
- Page: https://skillmd.com/skills/santos-sanz/tdd-vertical-slice

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# TDD Vertical Slice Adapter

Load and follow the canonical skill at [`../../../skills/engineering/tdd-vertical-slice/SKILL.md`](../../../skills/engineering/tdd-vertical-slice/SKILL.md).

Use native file editing, terminal, browser, run, verify, and test tools for the mechanics. The canonical skill defines the implementation cadence.