What is branch-usage?
branch-usage is a Claude Code mod by gpr that tracks tokens and cost per model, agent and session for every session on a git branch, in a right pane. It is listed under Cost & usage and has no public popularity data yet.
| Type | Claude code mod |
|---|---|
| Author | gpr |
| Repository | gpr/claude-code-mods |
| Popularity | no public popularity data yet |
| Category | Cost & usage |
| Security | Review before installing (68/100) |
| Rank | #3,290 of 5,272 Claude Code mods; #602 in Cost & usage |
| Last commit | 2026-10-04 |
| Hooks | 8 events |
| Sees | Bash calls, classic hooks, mcp__branch-usage__get_branch_usage calls |
| Draws on | AbovePrompt, Pane |
Is branch-usage safe to install?
branch-usage scores 68/100 on the MCPMods security check: Review before installing. Things to review: starts processes outside the sandbox; writes files or config. 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 processes outside the sandbox | Review |
| Writes files or config | Review |
| Doesn't read environment variables | Pass |
| Only sees the events it hooks | Pass |
| Doesn't drive Claude | Pass |
| Validator reported problems | Note |
| No license detected | Note |
API calls in its code
| Call | What it means |
|---|---|
$.agent.list | |
$.clock.every | |
$.command.register | |
$.fs.exists | reads files |
$.fs.list | reads files |
$.fs.read | reads files |
$.fs.write | writes files |
$.process.run | runs processes |
$.session.id | |
$.session.repo | |
$.session.root | |
$.state.get | |
$.state.set | |
$.tool.register | drives Claude |
$.ui.log | draws interface |
$.ui.open | draws interface |
$.ui.resolve | draws interface |
$.ui.toast | draws interface |
How do I install branch-usage?
- 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/gpr/claude-code-mods claude plugin validate ./claude-code-mods/plugins/branch-usage
- Install it. Run this in your terminal, then /reload-plugins in an open session.
claude plugin marketplace add gpr/claude-code-mods && claude plugin install branch-usage@claude-code-mods
Or ask Claude to set it up
Paste this into Claude Code and it installs branch-usage for you:
Install the "branch-usage" Claude Code mod from https://github.com/gpr/claude-code-mods/tree/main/plugins/branch-usage. Run claude plugin validate on it first and show me what it can access before you enable it.