TethrX

Remote for Grok Build

Free · Designed for iPad. Not verified for macOS.

Drive Grok Build from your phone and your wrist. Watch it work tool by tool, review its plans, and approve or reject each action, even from your lock screen. TethrX is a native, private, independent remote for Grok Build, SpaceXAI's terminal coding agent. Your phone is only a control plane: Grok, its tools and your code stay on your own machine. TethrX connects to a small open-source bridge you run on your computer. • Watch Grok work in real time: thoughts, commands, file edits and their output. • Approve or reject every tool call from the app, from a notification on your lock screen, or from your Apple Watch. • Plan mode: Grok drafts a plan, and you review and approve it before it builds. • Choose the model and reasoning effort for each session. • Review what changed: per-file diffs, then commit or discard from your phone. • Queue follow-ups, branch sessions, schedule recurring tasks, dictate messages, and keep a library of reusable prompts. • Live Activities, widgets and a watch complication show what Grok is doing at a glance. • No accounts, no tracking, no third-party servers. Your phone talks only to your bridge, directly or over Tailscale, with certificate-pinned HTTPS. Requires your own Grok Build install (SuperGrok / SuperGrok Heavy / X Premium+) and the TethrX bridge running on your computer (npx tethrx-bridge). Setup takes a couple of minutes: open the bridge's pairing page and scan its QR code. TethrX is an independent client and is not affiliated with, endorsed by, or sponsored by SpaceXAI. "Grok" and "Grok Build" are trademarks of their respective owner.

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A complete redesign, TethrX on Apple Watch, and more of Grok Build in your pocket. • A cleaner design in light and dark: native lists, system colors, and text that stays readable at every size. • TethrX on Apple Watch: see what needs you, approve or deny from your wrist (anything destructive asks first), read Grok's last reply, and dictate a follow-up. Add the complication to your watch face. • Answer approvals and plan reviews straight from the session list, without opening the conversation. • Choose the model and reasoning effort for each session, right from the message box. • Typing stays instant while Grok streams its reply, and your message appears the moment you send it. • Saved prompts go into any session from its new Prompts button. • Safer approvals: a single tap always means allow once, and long commands are shown and judged in full. • Live Activities and the home screen widget stay accurate, and tapping them opens the session. • Many fixes for reliability and connection security. Update the TethrX bridge on your computer to get all of them.

The developer, Nathan Ducatillon, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary based, for example, on the features you use or your age. Learn More

    The developer has not yet indicated which accessibility features this app supports. Learn More

    Provider
    Nathan Ducatillon
    Size
    7.9 MB
    Category
    Developer Tools
    Compatibility
    Requires iOS 17.0 or later.
    • iPhone
      Requires iOS 17.0 or later.
    • iPad
      Requires iPadOS 17.0 or later.
    • Mac
      Requires macOS 14.0 or later and a Mac with Apple M1 chip or later.
    • Apple Vision
      Requires visionOS 1.0 or later.
    • Apple Watch
      Requires watchOS 10.0 or later.
    Languages
    English and 7 more
    • English, French, German, Italian, Japanese, Portuguese, Simplified Chinese, Spanish
    Age Rating
    4+
    Copyright
    © 2026 Myrhex