What is codex-pet?
codex-pet is a Claude Code mod by John-owo that your Codex pet in Claude Code: above the prompt and as a desktop pet that follows both Claude Code and Codex. It is listed under Agents & automation and has no public popularity data yet.
| Type | Claude code mod |
|---|---|
| Author | John-owo |
| Repository | John-owo/claude-code-with-codex-pet |
| Popularity | no public popularity data yet |
| Category | Agents & automation |
| Security | Review before installing (64/100) |
| Rank | #3,599 of 5,272 Claude Code mods; #279 in Agents & automation |
| License | MIT |
| Last commit | 2026-10-08 |
| Hooks | 8 events |
| Sees | classic hooks, every tool call |
| Draws on | AbovePrompt |
Is codex-pet safe to install?
codex-pet scores 64/100 on the MCPMods security check: Review before installing. Things to review: starts processes outside the sandbox; writes files or config; reads environment variables. It passed 5 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 files or config | Review |
| Reads environment variables | Review |
| Only sees the events it hooks | Pass |
| Doesn't drive Claude | Pass |
| Passes claude plugin validate | Pass |
| Has an open-source license | Pass |
API calls in its code
| Call | What it means |
|---|---|
$.clock.after | |
$.clock.every | |
$.command.register | |
$.env.get | reads env vars |
$.fs.read | reads files |
$.fs.write | writes files |
$.process.run | runs processes |
$.session.id | |
$.state.get | |
$.state.set | |
$.store.delete | keeps its own state |
$.store.get | keeps its own state |
$.store.set | keeps its own state |
$.ui.resolve | draws interface |
$.ui.toast | draws interface |
How do I install codex-pet?
- 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/John-owo/claude-code-with-codex-pet claude plugin validate ./claude-code-with-codex-pet/.
- Install it. Run this in your terminal, then /reload-plugins in an open session.
git clone https://github.com/John-owo/claude-code-with-codex-pet && claude --plugin-dir ./claude-code-with-codex-pet/.
Or ask Claude to set it up
Paste this into Claude Code and it installs codex-pet for you:
Install the "codex-pet" Claude Code mod from https://github.com/John-owo/claude-code-with-codex-pet. Run claude plugin validate on it first and show me what it can access before you enable it.