GPT Guardian

Detects and alerts the user when possible sensitive data (credit card #, SSN, phone #, or email address) is entered into ChatGPT.

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manifest.json

{
  "name": "GPT Guardian",
  "version": "1.0.0.1",
  "manifest_version": 3,
  "description": "Detects and alerts the user when possible sensitive data (credit card #, SSN, phone #, or email address) is entered into ChatGPT.",
  "icons": {
    "128": "icons/GPTGuardian128x128.png"
  },
  "action": {
    "default_popup": "popup/popup.html"
  },
  "content_scripts": [
    {
      "matches": [
        "*://chat.openai.com/*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "update_url": "https://edge.microsoft.com/extensionwebstorebase/v1/crx"
}