Claude Usage Monitor by Aleš Kancilija

Shows Claude AI usage limits at a glance — right in your toolbar badge. Tracks session, weekly, model-scoped, routine runs, and usage credit limits with active limit highlighting.

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About this extension

Displays your Claude AI usage limits directly in the browser toolbar as a cycling badge.

Features:
- Toolbar badge cycles through all active usage metrics every 4 seconds
- Popup shows progress bars for each limit: 5-Hour, 7-Day Overall, model-scoped limits (e.g. Weekly Fable), Routine Runs, and Usage Credits
- Active limit indicator shows which limit is currently constraining you
- Severity warnings with visual highlights when limits approach critical levels
- Prepaid credit balance with expiry countdown and promo tranche breakdown
- Toggle individual metrics on/off from the badge cycle
- Collapsible cards with reset times
- Auto-refresh (configurable: 2–30 min)
- Raw API data viewer with copy-to-clipboard

Note: This extension uses undocumented internal claude.ai APIs that Anthropic does not officially support. It may stop working if Anthropic changes their endpoints.

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Claude Usage Monitor by Aleš Kancilija

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