Claude Counter by pauljones0
Real-time token counter, cache timer, and full-precision usage bars for claude.ai — right in the composer. Know your limits before you hit them.
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About this extension
Stop guessing how much Claude you have left.
Claude Counter adds three widgets directly into the claude.ai composer — no extra tabs, no guesswork:
🔢 Token Counter — Approximate token count for your current conversation with a mini progress bar against Claude's 200k context limit. Know when you're running long before Claude starts compacting your context.
⏱️ Cache Timer — Live countdown showing how long your conversation stays cached. Cache reads are free on subscription plans, so sending a message while cached (within 5 min of the last response) costs zero credits. The timer shows your optimal window.
📊 Usage Bars — Session (5-hour) and weekly (7-day) usage bars with exact percentages and reset countdowns. More accurate than Claude's own /usage page because they use unrounded utilization fractions from Claude's live SSE stream. Bars turn red at 90% as a warning.
Why it matters: Claude subscriptions have both a 5-hour session limit and a 7-day weekly limit. Without visibility, you hit walls unexpectedly. Claude Counter makes both limits visible at a glance.
Privacy: All processing happens locally — zero external servers, zero tracking, zero data collection. Open source.
Claude Counter adds three widgets directly into the claude.ai composer — no extra tabs, no guesswork:
🔢 Token Counter — Approximate token count for your current conversation with a mini progress bar against Claude's 200k context limit. Know when you're running long before Claude starts compacting your context.
⏱️ Cache Timer — Live countdown showing how long your conversation stays cached. Cache reads are free on subscription plans, so sending a message while cached (within 5 min of the last response) costs zero credits. The timer shows your optimal window.
📊 Usage Bars — Session (5-hour) and weekly (7-day) usage bars with exact percentages and reset countdowns. More accurate than Claude's own /usage page because they use unrounded utilization fractions from Claude's live SSE stream. Bars turn red at 90% as a warning.
Why it matters: Claude subscriptions have both a 5-hour session limit and a 7-day weekly limit. Without visibility, you hit walls unexpectedly. Claude Counter makes both limits visible at a glance.
Privacy: All processing happens locally — zero external servers, zero tracking, zero data collection. Open source.
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Permissions and data
Required permissions:
- Access your data for claude.ai
Data collection:
- The developer says this extension doesn't require data collection.
More information
- Add-on Links
- Version
- 0.4.2
- Size
- 1.17 MB
- Last updated
- 7 days ago (Mar 17, 2026)
- Related Categories
- License
- MIT License
- Privacy Policy
- Read the privacy policy for this add-on
- Version History
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