What is usage-meter?
usage-meter is a Claude Code mod by g-campillo that plan usage under the prompt: 5-hour, weekly and Fable limits with reset times, plus prompt-cache expiry. It is listed under Cost & usage and has 1 GitHub stars.
| Type | Claude code mod |
|---|---|
| Author | g-campillo |
| Repository | g-campillo/claude-mods |
| Popularity | 1 GitHub stars |
| Category | Cost & usage |
| Security | Review before installing (72/100) |
| Rank | #1,801 of 5,272 Claude Code mods; #310 in Cost & usage |
| Last commit | 2026-10-07 |
| Hooks | 6 events |
| Sees | only the events it hooks |
| Draws on | AbovePrompt, PromptHint |
Is usage-meter safe to install?
usage-meter scores 72/100 on the MCPMods security check: Review before installing. Things to review: sends data over the network; starts processes outside the sandbox. 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 processes outside the sandbox | Review |
| Writes no files or config | Pass |
| Doesn't read environment variables | Pass |
| Only sees the events it hooks | Pass |
| Doesn't drive Claude | Pass |
| Passes claude plugin validate | Pass |
| No license detected | Note |
API calls in its code
| Call | What it means |
|---|---|
$.clock.every | |
$.clock.now | |
$.command.register | |
$.http.fetch | network requests |
$.process.run | runs processes |
$.session.authorize | reads the transcript |
$.session.surfaces | |
$.session.usage | |
$.session.version | |
$.state.get | |
$.state.set | |
$.ui.resolve | draws interface |
How do I install usage-meter?
- 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/g-campillo/claude-mods claude plugin validate ./claude-mods/plugins/usage-meter
- Install it. Run this in your terminal, then /reload-plugins in an open session.
claude plugin marketplace add g-campillo/claude-mods && claude plugin install usage-meter@claude-mods
Or ask Claude to set it up
Paste this into Claude Code and it installs usage-meter for you:
Install the "usage-meter" Claude Code mod from https://github.com/g-campillo/claude-mods/tree/main/plugins/usage-meter. Run claude plugin validate on it first and show me what it can access before you enable it.