# Stim

> The React Native / Expo CLI for AI agents. Use when running or building a React Native or Expo app on a simulator, emulator, or device, including expo run:ios, expo run:android, react-native run-ios, react-native run-android, expo start, and Metro; when reading build, launch, redbox, or runtime errors from the app logs; when working in parallel worktrees; or when identifying the correct device for UI interaction.

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

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# Stim

Before using Stim, load the workflow guide from the installed CLI:

```bash
stim guide agent
```

Follow the version-matched instructions it prints.