# Sidekick > Remote Xcode, iOS simulators, Android emulators (+TV/Roku) for cloud agents. Source-available (FSL). ## When to use - Cloud agent / CI with no Mac needs iOS build: `sidekick xcode build`. - Agent needs to drive app: `sidekick ios create` / `sidekick android create`, then tap/type/ui-tree/screenshot/record. - Share preview link + demo video on PR. ## How agents call Sidekick - CLI: `npm i -g sidekick` - MCP: `sidekick mcp` (stdio) or https://api.sidekick.imbios.dev/mcp (HTTP) - Skill: `skill/SKILL.md` - API: `/openapi.json`, base https://api.sidekick.imbios.dev