AI Token Tracker – Rate Limit & Context Monitor

Track token usage, rate limits and context window in real-time while using AI assistants. Supports Claude, ChatGPT and Gemini.

Never get surprised by a rate limit again. AI Token Tracker shows you exactly how many messages you've used, how many you have left, and how full your context window is — right on the page as you chat. Works on Claude.ai, ChatGPT, and Gemini. 100% free. ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ WHAT IT SHOWS • Messages sent vs. your plan limit (e.g. 12 / 45) • Remaining messages before you hit the wall • Countdown timer to rate limit reset • Context window usage (tokens used / total) • Warning when context is 75% or 90% full • Which model you're currently using • Toolbar badge with live remaining message count ━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 4 WAYS TO VIEW YOUR USAGE • Topbar — floating bar at the top of the page • Sidebar — collapsible panel on the right edge • Badge — detailed popup in the bottom corner • Extension popup — click the toolbar icon anytime ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ SUPPORTED PLANS Claude.ai — Free, Pro, Max 5×, Max 20× ChatGPT — Free, Plus, Team Gemini — Free, Pro, Ultra Select your plan once in Settings — done. ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ PRIVACY • No account or sign-in required • No data collected or transmitted • No external servers contacted • Everything stays local in your browser ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ PERMISSIONS EXPLAINED • storage — saves your plan preference and message timestamps locally ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ Not affiliated with Anthropic, OpenAI, or Google.