ModelMeter

# ModelMeter A browser extension that tracks and displays ChatGPT model usage limits. ## Features - Tracks message counts for different ChatGPT models (GPT-4o, GPT-4o mini, etc.) - Displays current model usage in a convenient bubble UI - Detects and processes rate limit banners to update quotas automatically - Detailed in-page panel showing usage for all models - Support for both FREE and PLUS ChatGPT plans - Auto-resets counters when quotas refresh ## Technical Details The extension consists of: - Background service worker for tracking and storing usage data - Content script for monitoring ChatGPT API usage and UI elements - Timestamp utilities for managing quota periods - Storage utilities for persistent data management ## Installation Load the extension from the `/extension` directory as an unpacked extension in your browser's developer mode. ## License Apache 2.0