Context Window Meter for ChatGPT icon

Context Window Meter for ChatGPT

by joostmbakker1@gmail.com · Tools
Manifest V3 Free
View in Chrome Web Store Data as of 19 Oct 2026

See how much of the model's context window your ChatGPT conversation is using, in real time. Not affiliated with OpenAI.

Users
50
+12 in 30 days
Rating
0.0 / 5
unchanged in 30 days
Ratings
0
0 in 30 days
Store rank
#109K
#91K among extensions
Version
1.0.1
updated 25 Jul 2026

Users

monthly, 3 months
02550Jul 2026Sep 2026Oct 2026
Latest, 19 Oct 2026: 50 usersMove the mouse over the chart for any month

Ratings count

monthly, 3 months
001Jul 2026Sep 2026Oct 2026
Latest, 19 Oct 2026: 0 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 Context Window Meter for ChatGPT

See how full your ChatGPT context window is, in real time — with a breakdown of what's actually filling it up.

Growth

WindowUsersChangeRatingsRating
7 days0+0.0%00.00
30 days+12+31.6%00.00

Version history

1 versions recorded
1.0.125 Jul 2026

Details

Category
Tools
First seen
25 Jul 2026
Size
36 KB
Languages
en
Pricing
Free
Privacy policy
joostmbakker.github.io
Extension ID
eflallglhbkeccdginbpjejcgfghdcpk

Permissions and risk

Moderate riskimpact 2, likelihood 3
Site access
https://chatgpt.com/*

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