What is context-card?
context-card is a Claude Code mod by Nongfsq that context window breakdown and plan usage, in the band above the prompt. It is listed under Cost & usage and has 6 GitHub stars.
| Type | Claude code mod |
|---|---|
| Author | Nongfsq |
| Repository | Nongfsq/frank-claude-cockpit |
| Popularity | 6 GitHub stars |
| Category | Cost & usage |
| Security | High risk (52/100) |
| Rank | #659 of 5,272 Claude Code mods; #123 in Cost & usage |
| License | MIT |
| Last commit | 2026-10-14 |
| Stars this week | +2 |
| Hooks | 8 events |
| Sees | classic hooks, compaction |
| Draws on | AbovePrompt |
Is context-card safe to install?
context-card scores 52/100 on the MCPMods security check: High risk. Things to review: sends data over the network; starts processes outside the sandbox; writes files or config; reads environment variables. 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 |
|---|---|
| Sends data over the network | Review |
| Starts processes outside the sandbox | Review |
| Writes files or config | Review |
| Reads environment variables | Review |
| 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 |
|---|---|
$.clock.every | |
$.clock.now | |
$.command.list | |
$.env.get | reads env vars |
$.fs.read | reads files |
$.fs.write | writes files |
$.http.fetch | network requests |
$.process.run | runs processes |
$.session.authorize | reads the transcript |
$.session.usage | |
$.state.get | |
$.state.set | |
$.ui.resolve | draws interface |
How do I install context-card?
- 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/Nongfsq/frank-claude-cockpit claude plugin validate ./frank-claude-cockpit/context-card
- Install it. Run this in your terminal, then /reload-plugins in an open session.
claude plugin marketplace add Nongfsq/frank-claude-cockpit && claude plugin install context-card@frank-claude-cockpit
Or ask Claude to set it up
Paste this into Claude Code and it installs context-card for you:
Install the "context-card" Claude Code mod from https://github.com/Nongfsq/frank-claude-cockpit/tree/main/context-card. Run claude plugin validate on it first and show me what it can access before you enable it.
More from Nongfsq/frank-claude-cockpit
This repository has 2 Claude Code mods on MCPMods.
- pr-pane: Sessions of this project, their worktrees and PRs, with check-ins, in a side pane. (Review before installing)