Display context window usage for Claude and ChatGPT interfaces
Users
18
0 in 30 days
Rating
1.0 / 5
unchanged in 30 days
Ratings
1
0 in 30 days
Store rank
#161K
#134K among extensions
Version
1.1.0
updated 2 Sep 2025
Users
monthly, 14 months
Latest, 21 Oct 2026:18 usersMove the mouse over the chart for any month
Ratings count
monthly, 14 months
Latest, 21 Oct 2026:1 ratingsMove the mouse over the chart for any month
The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.
About AI Chat Context Window
Open-source Chrome extension that displays real-time token usage for Claude and ChatGPT conversations.
Features:
- Automatic model detection
- Real-time token counting using tiktoken
- Visual indicators: Green (0-70%), Yellow (70-90%), Red (90-100%)
- Supports individual plans from Claude (Free/Pro/Max) and ChatGPT (Free/Plus/Pro)