What is butler-world?
butler-world is a Claude Code mod by arvakme that butler, a little glass robot, living in a side pane: a pale blueprint lab where he glides, works, dances, and plays Claude FM with a picture, pause and auto-pause. It is listed under Interface and has no public popularity data yet.
| Type | Claude code mod |
|---|---|
| Author | arvakme |
| Repository | arvakme/claude-code-butler |
| Popularity | no public popularity data yet |
| Category | Interface |
| Security | Review before installing (60/100) |
| Rank | #2,653 of 5,272 Claude Code mods; #1,104 in Interface |
| License | MIT |
| Last commit | 2026-10-02 |
| Hooks | 8 events |
| Sees | every prompt, every tool call |
| Draws on | Pane |
Is butler-world safe to install?
butler-world scores 60/100 on the MCPMods security check: Review before installing. Things to review: starts processes outside the sandbox; reads environment variables; watches every prompt or event. It passed 4 of 8 checks.
Mod footprints come from claude plugin validate, which lists every event a mod hooks and every API call it makes without running it.
| Check | Result |
|---|---|
| No network access | Pass |
| Starts processes outside the sandbox | Review |
| Writes no files or config | Pass |
| Reads environment variables | Review |
| Watches every prompt or event | Review |
| Doesn't drive Claude | Pass |
| Validator reported problems | Note |
| Has an open-source license | Pass |
API calls in its code
| Call | What it means |
|---|---|
$.audio.play | plays audio |
$.clock.every | |
$.clock.now | |
$.command.register | |
$.env.get | reads env vars |
$.process.run | runs processes |
$.process.spawn | |
$.ui.blit | draws interface |
$.ui.close | draws interface |
$.ui.invalidate | draws interface |
$.ui.open | draws interface |
$.ui.panes | draws interface |
$.ui.resolve | draws interface |
$.ui.toast | draws interface |
How do I install butler-world?
- Check your Claude Code version. Mods need Claude Code 2.1.287 or later and are on by default.
claude --version
- Read its footprint. This lists every event it hooks and every API call it makes, without running it.
git clone https://github.com/arvakme/claude-code-butler claude plugin validate ./claude-code-butler/butler-world
- Install it. Run this in your terminal, then /reload-plugins in an open session.
git clone https://github.com/arvakme/claude-code-butler && claude --plugin-dir ./claude-code-butler/butler-world
Or ask Claude to set it up
Paste this into Claude Code and it installs butler-world for you:
Install the "butler-world" Claude Code mod from https://github.com/arvakme/claude-code-butler/tree/main/butler-world. Run claude plugin validate on it first and show me what it can access before you enable it.
More from arvakme/claude-code-butler
This repository has 2 Claude Code mods on MCPMods.
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