What is codemode?
codemode is a Claude Code mod by ejklock that one codemode tool: the model writes a script that calls the session's tools, and only the script's output returns. It is listed under Interface and has 2 GitHub stars.
| Type | Claude code mod |
|---|---|
| Author | ejklock |
| Repository | ejklock/claude-code-mode |
| Popularity | 2 GitHub stars |
| Category | Interface |
| Security | Low risk (80/100) |
| Rank | #1,154 of 5,272 Claude Code mods; #441 in Interface |
| License | MIT |
| Last commit | 2026-10-13 |
| Stars this week | +1 |
| Hooks | 8 events |
| Sees | ? calls |
| Draws on | ToolUse, ToolResult |
Is codemode safe to install?
codemode scores 80/100 on the MCPMods security check: Low risk. Things to review: sends data over the network. 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 |
|---|---|
| Sends data over the network | Review |
| Starts no processes | Pass |
| Writes no files or config | Pass |
| Doesn't read environment variables | Pass |
| Only sees the events it hooks | Pass |
| Drives Claude (model calls, prompts) | Note |
| Validator reported problems | Note |
| Has an open-source license | Pass |
API calls in its code
| Call | What it means |
|---|---|
$.clock.now | |
$.clock.sleep | |
$.http.fetch | network requests |
$.process.spawn | |
$.state.get | |
$.state.set | |
$.tool.call | drives Claude |
$.tool.list | |
$.tool.register | drives Claude |
$.ui.invalidate | draws interface |
$.ui.resolve | draws interface |
How do I install codemode?
- 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/ejklock/claude-code-mode claude plugin validate ./claude-code-mode/.
- Install it. Run this in your terminal, then /reload-plugins in an open session.
claude plugin marketplace add ejklock/claude-code-mode && claude plugin install codemode@codemode
Or ask Claude to set it up
Paste this into Claude Code and it installs codemode for you:
Install the "codemode" Claude Code mod from https://github.com/ejklock/claude-code-mode. Run claude plugin validate on it first and show me what it can access before you enable it.