What is usage-bars?
usage-bars is a Claude Code mod by AndreasOA that sparklines of context-window fill and tokens added per turn under the prompt. It is listed under Cost & usage and has no public popularity data yet.
| Type | Claude code mod |
|---|---|
| Author | AndreasOA |
| Repository | AndreasOA/claude-code-mods |
| Popularity | no public popularity data yet |
| Category | Cost & usage |
| Security | Low risk (88/100) |
| Rank | #2,615 of 5,272 Claude Code mods; #445 in Cost & usage |
| License | MIT |
| Last commit | 2026-10-06 |
| Hooks | 7 events |
| Sees | classic hooks |
| Draws on | PromptHint |
Is usage-bars safe to install?
usage-bars scores 88/100 on the MCPMods security check: Low risk. Things to review: starts processes outside the sandbox. It passed 7 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 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 |
| Has an open-source license | Pass |
API calls in its code
| Call | What it means |
|---|---|
$.process.run | runs processes |
$.session.model | |
$.session.usage | |
$.state.get | |
$.state.set | |
$.ui.resolve | draws interface |
How do I install usage-bars?
- 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/AndreasOA/claude-code-mods claude plugin validate ./claude-code-mods/plugins/usage-bars
- Install it. Run this in your terminal, then /reload-plugins in an open session.
claude plugin marketplace add AndreasOA/claude-code-mods && claude plugin install usage-bars@ao-claude-mods
Or ask Claude to set it up
Paste this into Claude Code and it installs usage-bars for you:
Install the "usage-bars" Claude Code mod from https://github.com/AndreasOA/claude-code-mods/tree/main/plugins/usage-bars. Run claude plugin validate on it first and show me what it can access before you enable it.
More from AndreasOA/claude-code-mods
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