What is session-meter?
session-meter is a Claude Code mod by arasovic that shows a live session pane (/ctx): context breakdown, usage limits with pace, tool calls and model requests; sends the model a one-time note when limits or context cross a threshold, and. It is listed under Cost & usage and has 6 GitHub stars.
| Type | Claude code mod |
|---|---|
| Author | arasovic |
| Repository | arasovic/claude-code-mods |
| Popularity | 6 GitHub stars |
| Category | Cost & usage |
| Security | Review before installing (60/100) |
| Rank | #620 of 5,272 Claude Code mods; #116 in Cost & usage |
| License | MIT |
| Last commit | 2026-10-17 |
| Hooks | 9 events |
| Sees | every prompt, every tool call, mcp__session-meter__context_reset calls |
| Draws on | Pane |
Is session-meter safe to install?
session-meter scores 60/100 on the MCPMods security check: Review before installing. Things to review: writes files or config; 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 no processes | Pass |
| Writes files or config | Review |
| Reads environment variables | Review |
| Watches every prompt or event | Review |
| Drives Claude (model calls, prompts) | Note |
| Passes claude plugin validate | Pass |
| Has an open-source license | Pass |
API calls in its code
| Call | What it means |
|---|---|
$.agent.list | |
$.clock.now | |
$.command.register | |
$.command.run | drives Claude |
$.env.get | reads env vars |
$.fs.write | writes files |
$.prompt.submit | drives Claude |
$.session.compact | drives Claude |
$.session.cwd | |
$.session.id | |
$.session.usage | |
$.state.get | |
$.state.set | |
$.tool.register | drives Claude |
$.ui.open | draws interface |
$.ui.resolve | draws interface |
$.ui.toast | draws interface |
How do I install session-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/arasovic/claude-code-mods claude plugin validate ./claude-code-mods/session-meter
- Install it. Run this in your terminal, then /reload-plugins in an open session.
claude plugin marketplace add arasovic/claude-code-mods && claude plugin install session-meter@claude-code-mods
Or ask Claude to set it up
Paste this into Claude Code and it installs session-meter for you:
Install the "session-meter" Claude Code mod from https://github.com/arasovic/claude-code-mods/tree/main/session-meter. Run claude plugin validate on it first and show me what it can access before you enable it.
More from arasovic/claude-code-mods
This repository has at least 9 Claude Code mods on MCPMods.
- cache-timer: Counts down to when the prompt cache expires, so you can send the next message before the whole conversation has to be c (Low risk)
- change-ledger: Lists the files this session edited in a pane (/changes), with line counts and who edited them, beside the git working t (Low risk)
- ci-watch: Watches GitHub Actions in a band above the prompt after Claude pushes, opens a PR or pushes a tag: a progress bar per ru (Review before installing)
- compact-keeper: Saves each compaction's summary, with the files edited before it, to ~/.claude/handoffs so the context before /compact c (Review before installing)
- guardrails: Blocks shell commands you pick in /config: Cloudflare cf writes, attribution lines in commits and PRs, claude/ branch na (Low risk)
- image-peek: Shows the images you paste: thumbnails above the prompt, and larger pictures under each sent message in the chat; needs (Review before installing)
- loop-guard: Tells the model, out of the user's sight, to stop when the same call fails twice with the same error (Low risk)
- pin-board: Pins standing notes with /pin that Claude keeps following after /compact and /clear; shows them in one row above the pro (Low risk)