Promptmask

PromptMask is a privacy-first Chrome extension designed to protect your sensitive personal information when using popular AI chatbots like ChatGPT, Claude, Grok, and Qwen. With a single click, PromptMask replaces your configured personal data—such as names, email addresses, and other PII—with generic placeholders before your prompt is ever sent to the AI service.

✅ Key Features:
- One-click protection with a “Protect” button integrated directly into chat interfaces
- Local-only processing – your data never leaves your browser
- Supports major AI chat platforms: ChatGPT, Claude, Grok, Qwen
- Fully customizable personal info settings
- Clean, intuitive UI with seamless platform integration
- No data collection, tracking, or remote storage

🔒 How It Works:
- Add your personal information in the extension's settings
- Click the "Protect" button before sending your message
- PromptMask replaces private details with placeholders like __FIRST_NAME__
- Submit your prompt confidently, knowing your privacy is protected