What is multichat?
multichat is a Claude Code mod by nakadaharuki that run several Claude Code chats side by side safely: where the week's usage lands at this pace, a question before two chats edit the same file, heavy builds taking turns, destructive. It is listed under Security and has no public popularity data yet.
| Type | Claude code mod |
|---|---|
| Author | nakadaharuki |
| Repository | nakadaharuki/multichat |
| Popularity | no public popularity data yet |
| Category | Security |
| Security | Low risk (80/100) |
| Rank | #4,069 of 5,272 Claude Code mods; #425 in Security |
| Last commit | 2026-10-09 |
| Hooks | 8 events |
| Sees | Bash calls, Edit calls, NotebookEdit calls, PowerShell calls, Write calls, every prompt, every tool call, the system prompt |
| Draws on | Pane |
Is multichat safe to install?
multichat scores 80/100 on the MCPMods security check: Low risk. Things to review: watches every prompt or event. 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 no processes | Pass |
| Writes no files or config | Pass |
| Doesn't read environment variables | Pass |
| Watches every prompt or event | Review |
| Doesn't drive Claude | Pass |
| Validator reported problems | Note |
| No license detected | Note |
API calls in its code
| Call | What it means |
|---|---|
$.clock.every | |
$.clock.now | |
$.command.register | |
$.session.id | |
$.session.root | |
$.session.usage | |
$.settings.read | reads settings |
$.store.delete | keeps its own state |
$.store.get | keeps its own state |
$.store.keys | keeps its own state |
$.store.set | keeps its own state |
$.ui.ask | draws interface |
$.ui.invalidate | draws interface |
$.ui.notice | draws interface |
$.ui.open | draws interface |
$.ui.resolve | draws interface |
$.ui.toast | draws interface |
How do I install multichat?
- 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/nakadaharuki/multichat claude plugin validate ./multichat/.
- Install it. Run this in your terminal, then /reload-plugins in an open session.
claude plugin marketplace add nakadaharuki/multichat && claude plugin install multichat@multichat
Or ask Claude to set it up
Paste this into Claude Code and it installs multichat for you:
Install the "multichat" Claude Code mod from https://github.com/nakadaharuki/multichat. Run claude plugin validate on it first and show me what it can access before you enable it.