ClaudeCompanion Monitor by rizmailov
Monitors Claude.ai API quota by extracting authentication data and sending it to the ClaudeCompanion desktop app. All data stays local - sent only to localhost:8383. Requires desktop app to function.
1 User1 User
Extension Metadata
About this extension
What does it do?
This extension works with the ClaudeCompanion desktop application to monitor your Claude.ai API usage quota in real-time.
Features
How it works
Privacy
All data is sent ONLY to localhost:8383 (your computer).
No external servers. No tracking. No data collection.
See full privacy policy: https://github.com/irumil/ClaudeCompanion/blob/master/extension/PRIVACY.md
Requirements
Source Code
Open source: https://github.com/irumil/ClaudeCompanion
Support
Report issues: https://github.com/irumil/ClaudeCompanion/issues
This extension works with the ClaudeCompanion desktop application to monitor your Claude.ai API usage quota in real-time.
Features
- 🔍 Automatic detection when you visit claude.ai
- 🔐 Extracts sessionKey cookie for API authentication
- 📊 Sends data to desktop app for quota monitoring
- 🖥️ All data stays on your computer (sent to localhost only)
- 🔔 Desktop notifications when quota is low
How it works
- You visit claude.ai in Firefox
- Extension extracts your sessionKey cookie
- Extension calls Claude API to get organization UUID
- Data is sent to ClaudeCompanion desktop app (localhost:8383)
- Desktop app displays quota in system tray
Privacy
All data is sent ONLY to localhost:8383 (your computer).
No external servers. No tracking. No data collection.
See full privacy policy: https://github.com/irumil/ClaudeCompanion/blob/master/extension/PRIVACY.md
Requirements
- ClaudeCompanion desktop application (download from GitHub)
- Active Claude.ai account
- Firefox 57+
Source Code
Open source: https://github.com/irumil/ClaudeCompanion
Support
Report issues: https://github.com/irumil/ClaudeCompanion/issues
Rated 0 by 0 reviewers
Permissions and data
Required permissions:
- Display notifications to you
- Access browser tabs
- Access your data for claude.ai
Data collection:
- The developer says this extension doesn't require data collection.
More information
- Add-on Links
- Version
- 1.0.0
- Size
- 43.74 KB
- Last updated
- 2 months ago (Dec 19, 2025)
- Related Categories
- License
- MIT License
- Privacy Policy
- Read the privacy policy for this add-on
- Version History
- Add to collection