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Automation
Skill

/control

Automatically control locally connected Android phones with OpenGUI screenshots and allowlisted actions whenever a request targets a phone, Android app, mobile game, or multiple devices. The user does not need to name OpenGUI. Use the native Codex Browser instead for

From plugin
opengui
1.8k5 skills1 MCP
Install
$ npx -y skills add Core-Mate/OpenGUI --skill control --agent claude-code

How it fires

How this skill gets triggered: by you, by Claude, or both.

  • Fires itselfAuto-invocation. Claude auto-loads it when your prompt matches the work.Auto-invocation is when the right skill fires by itself at the right moment, driven by a FLOW.md router and a hook, instead of you invoking it by name. It is the difference between a skill being installed and a skill actually getting used.Read the full definition →
  • You can call itInvoke it directly when you want it.
  • Slash command/control

Context preview

The summary Claude sees to decide when to auto-load this skill.

Automatically control locally connected Android phones with OpenGUI screenshots and allowlisted actions whenever a request targets a phone, Android app, mobile game, or multiple devices. The user does not need to name OpenGUI. Use the native Codex Browser instead for

SKILL.md

control.SKILL.md
name: control
description: Automatically control locally connected Android phones with OpenGUI screenshots and allowlisted actions whenever a request targets a phone, Android app, mobile game, or multiple devices. The user does not need to name OpenGUI. Use the native Codex Browser instead for browser-only work.

OpenGUI Control

Use the OpenGUI MCP tools when they are available. In a public Skills-only installation, resolve the plugin root as two directories above this file and invoke `node <plugin-root>/lib/codex-cli.js <interface> '<json>'` instead. The CLI returns screenshot files under its private state directory; inspect those files with the available image viewer. Never bypass this adapter with raw `adb shell` commands.

Route the task

  • Route by intent, not invocation syntax. Ordinary requests such as opening an app, testing a phone UI, or claiming a game reward activate this Skill without `$control`, `OpenGUI`, or a special command.
  • Treat an explicit Android phone, mobile app, or mobile game target as an OpenGUI task.
  • If OpenGUI is unavailable, report its device, session, or adapter error. Do not silently fall back to Bash, shell, raw ADB, or another phone-control path.
  • Use the native Codex Browser for a website, URL, web app, or browser-only target.
  • Split a mixed phone-and-browser request into the smallest necessary phone actions and native Browser work.

Phone loop

1. Call `opengui_list_devices`. Explain USB authorization or connection errors rather than guessing. 2. Call `opengui_open_session` with one to four selected device ids. Omit ids only when exactly one authorized phone is connected. 3. Call `opengui_observe` before the first mutation. Treat the returned screenshot pixels as the only valid coordinate space. 4. Perform exactly one `opengui_act` at a time with the newest `observationId`, then inspect the returned observation. Use tight target bounds for taps. Use `wait` only for visible loading. 5. Open the returned `deviceWallUrl` in the native Codex Browser when the user asks to monitor devices or when a multi-device wall helps. 6. Always call `opengui_close_session` after success. Call `opengui_cancel` immediately when the user asks to stop or when continuing would be unsafe.

For a multi-device session, pass `deviceId` on every observation and action. Devices are frozen for the session; never substitute a newly connected phone after a disconnect. Stop on stale-observation, repeated-no-progress, operation-limit, authorization, or disconnection errors.

External side effects

Before the action that sends a message, publishes content, purchases anything, or deletes data, show the user the current target and intended effect and ask for immediate confirmation. Set `externalSideEffect` to `send`, `publish`, `purchase`, or `delete` on that action. The MCP transport performs a second local confirmation. For the Skills-only CLI fallback, set `confirmedExternalSideEffect: true` only after the user explicitly confirms in the current conversation. Never infer confirmation from the original task wording when the final target or content was not yet visible.

Read more
Ships withopengui

OpenGUI is an Android GUI agent framework for phone-use AI that can see, plan, and operate real mobile apps through the GUI.

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