ChatGPT Counter v2.0.0

Real o200k_base tokenizer — replaces chars/4 estimate

ChatGPT Counter v1.7.0

What's included

• Live daily token tracking across all chats
• Per-chat memory — switching chats doesn't inflate your total
• Auto model detection (GPT-4o, GPT-5, o3, o4-mini, GPT-4.1)
• Plan selector — Free / Go / Plus / Pro with color-coded thresholds
• Reset timer showing time until midnight rollover
• Zero config — no API key or login required

Installation

1. Download the zip below
2. Go to chrome://extensions → enable Developer mode
3. Drag and drop the chatgpt-counter folder onto the page