Chatterclock — a ChatGPT message tracking extension

Tracks how many ChatGPT messages you’ve sent, segmented by model, to help you judge how close you are to ChatGPT quota limits.

Chatterclock - Track Your ChatGPT Message Limits

Chatterclock — a ChatGPT message tracking extension is a tool designed to help users monitor their message usage across different ChatGPT models. It tracks the number of messages sent over specific time frames — 1 week for o1, 24 hours for o1-mini, and 3 hours for other models. By providing this insight, Chatterclock enables users to understand how close they are to quota limits set by ChatGPT, enhancing their overall experience.
Install from Chrome Web Store

Extension stats

Users: 4,000+
Rating: 4.27
(41)
Version: 1.35 (Last updated: 2024-12-12)
Creation date: 2023-04-29
Risk impact: Moderate risk impact
Risk likelihood:
Manifest version: 3
Permissions:
  • storage
  • webRequest
  • alarms
Host permissions:
  • *://chat.openai.com/*
  • *://chatgpt.com/*
Size: 94.26K

Other platforms

Not available on Android
Not available on Firefox
Not available on Edge
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Extension summary

ChatGPT limits the number of messages you can send to certain models (o1, o1-mini, gpt-4, gpt-4o, etc) over certain periods of time.

The ChatGPT UI tells you when you’ve exceeded your quota, but doesn’t tell you exactly how many messages you‘ve sent.

This extension tracks how many messages you‘ve sent to each model over a period of time — 1 week for o1, 24 hours for o1-mini, and 3 hours for other models, to help you judge how close to the limit you might be.

User reviews

These summaries are automatically generated weekly using AI based on recent user reviews. Chrome Web Store does not verify user reviews, so some user reviews may be inaccurate, spammy, or outdated.
Pros
  • Works great for tracking message usage in ChatGPT
  • Developers are responsive and provide frequent updates
  • Seamless functionality with clear message limits for different models
  • Useful features like distinguishing between model types (3.5 vs 4)
  • Excellent tool for users who need to manage message caps effectively
Cons
  • Does not consistently work with newer or specific models (e.g., GPT o1, 4o)
  • Needs a reset button for better control over message tracking
  • Users report inaccuracies in message counting
  • Some functionality stops unexpectedly and requires reinstallation to fix
  • It does not track usage across shared accounts
Most mentioned
  • Needs compatibility with the new GPT models
  • Users desire a reset button to synchronize message limits
  • Inaccurate message counting reported by multiple users
  • Reliability on the extension due to frequent ChatGPT updates
  • Positive developer response times when issues arise
User reviews
Excellent extensions, it works great!
by Dino Dolinsek, 2025-01-13

Doesn't work with /reason for o1 model, thinks that it's a 4o prompt. Counts if the full chat is in a given model.
by BJ Christie-Johnston, 2024-12-20

Great product. Would be 5/5 if the counter would be always displayed somewhere on my screen whenever I'm using ChatGPT. Having to click on the extension every time does not keep me up to date as well, since it depends on me remembering to check.
by Oskar Pärsim, 2024-12-18
View all user reviews

Extension safety

Risk impact

Chatterclock — a ChatGPT message tracking extension requires a few sensitive permissions. Exercise caution before installing.

Risk likelihood

Chatterclock — a ChatGPT message tracking extension is probably trust-worthy. Prefer other publishers if available. Exercise caution when installing this extension.

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