Estimate token count and cost before sending prompts to any AI model. Supports Claude, GPT-4, Gemini, and more.
Users
84
−7 in 30 days
Rating
5.0 / 5
unchanged in 30 days
Ratings
2
0 in 30 days
Store rank
#90K
#75K among extensions
Version
1.0.1
updated 8 Jul 2026
Users
monthly, 4 months
Latest, 19 Oct 2026:84 usersMove the mouse over the chart for any month
Ratings count
monthly, 4 months
Latest, 19 Oct 2026:2 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 Token Estimator
Estimate token count and cost before sending prompts to Claude, ChatGPT, Gemini and more. Free, instant, no signup.