Online demo
Prompt Privacy
Sensitive data stays on your device. AI sees placeholders. You see the original.
Nothing sensitive leaves your device— detection and token mapping run entirely in your browser
1Input
2Detect
3Protect
Original prompt
Protected prompt
Restore AI response
Paste a response from ChatGPT/Claude that contains tokens — we restore originals locally.
Custom detection rules (Pro)
Add regex patterns for industry-specific identifiers (matter numbers, patient IDs, etc.). Rules sync to the Chrome extension when you use an API key.
Upgrade to Pro to add custom regex rules.
Protect ChatGPT / Claude / Gemini
Chrome extension with side panel + in-page 🛡 Shield button. Tokenize secrets locally, send via Shield API, sync Pro custom rules. Dev build: npm run build:extension.