Testa MCP Server

npx launcher for the Testa MCP server (iOS Simulator E2E driver for AI agents). Requires the native `testa` binary — install it with Homebrew.

Local serverstdioGo

What is the Testa MCP Server?

npx launcher for the Testa MCP server (iOS Simulator E2E driver for AI agents). Requires the native testa binary — install it with Homebrew.

What you get

Real HID touches (every gesture), screen reading via the accessibility tree or on-device OCR, token-efficient, fast, and zero third-party dependencies. Test React Native / Expo and native SwiftUI apps end-to-end — without adding a single testID — then save the run as a flow file and let CI replay it for free.

  • 🧠 No app setup required. Reads the accessibility tree, and falls back to
  • 🪙 Token-efficient. One compact line per element (e5 Button "Save" #save @120,300)
  • 🔁 Acting commands answer with the UI diff. Every tap/type/swipe
  • 🎬 Record once, replay forever. testa flow record save smoke.flow writes
  • ⚡ Fast. A warm daemon keeps the connection, accessibility translator and HID
  • 👆 Every gesture, for real. Tap, long-press, swipe, drag-and-drop,

More MCP options

Compare MCP servers by category, or browse hosted MCP servers if you prefer an endpoint over a local process.

Maintainer setup documentation.

Recorded tools

Check the linked publisher documentation and your connected client's tool list. Names and availability can vary with the server version and account permissions.

ToolWhat it does
usesactions/checkout@v4
runxcodebuild -scheme MyApp -sdk iphonesimulator -derivedDataPath dd build

How to install the Testa MCP Server

{
  "mcpServers": {
    "testa": {
      "command": "npx",
      "args": ["-y", "@valewnrt/testa-mcp"]
    }
  }
}

Add to claude_desktop_config.json, then restart Claude Desktop.

Example prompts to try

  • “Use Testa to uses.”
  • “Use Testa to run.”
  • “Use Testa to Icon.”

Frequently asked questions

npx launcher for the Testa MCP server (iOS Simulator E2E driver for AI agents). Requires the native `testa` binary — install it with Homebrew. Confirm the tools offered by your installed version in the connected client. Tool availability and permissions depend on the server and account configuration.