Get Corpilus on your devices

The browser extension protects your prompts in ChatGPT, Claude, and Gemini today. Desktop Agent Pro is in early access for teams that want a local AI workstation.

Public betaBrowser extension

Corpilus Privacy — redact sensitive data before it reaches ChatGPT, Claude, or Gemini

A lightweight browser extension that scans your prompts in real time and replaces 25+ kinds of personal and business identifiers before they leave your machine. 9 languages out of the box. Audit log + MCP companion server.

  • Real-time PII redaction in ChatGPT, Claude.ai, and Gemini
  • 9-language pattern corpus (SK, CS, DE, EN, ES, FR, IT, PL, SR)
  • Block mode for high-risk identifiers (national IDs, IBAN, tax IDs)
  • Audit log with Ed25519 + RFC 3161 timestamp (GDPR Art. 32)
  • MCP server companion for ChatGPT Desktop and Claude Desktop
  • Patterns evaluated locally — no prompt payload uploaded to our servers

Included in Privacy Solo (€9 / mo), Team (€29 / mo), and Business (€79 / mo) plans.

Chrome

Chrome 110 or newer

Chrome Web Store

Edge

Edge 110 or newer

Edge Add-ons

Firefox

Firefox 115 or newer

Coming soon

How to install

1

Click 'Add to browser' on the Web Store page for Chrome or Edge.

2

Pin the extension and sign in with your Corpilus account.

3

Open ChatGPT, Claude, or Gemini — the privacy badge appears next to the prompt input.

Browser requirements

  • Chromium-based browser (Chrome, Edge, Brave, Arc, Vivaldi)
  • Manifest v3 support
  • Active Privacy Solo, Team, or Business subscription
  • Internet connection for licence check and pattern updates

FAQ

Which mode are we preparing for you?

Browser ExtensionAgent Pro
StatusPublic beta — availableEarly access coming soon
RoleRedact prompts before they leave the browserStandalone local AI workstation
Public downloadChrome / Edge Web StoreNot yet
AI processingNone — patterns run locallyPrimarily local via Ollama
Data leaves the deviceNo (only redacted prompt to the AI provider)Optional — controlled by you
Best forTeams using ChatGPT / Claude / Gemini who must not leak client dataTeams that need a private AI workstation without public cloud AI

Your data stays on your device

Pattern matching runs entirely in your browser. Only redacted prompts reach the AI provider. Audit hashes are optional and cryptographically signed.