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manifest.json

{
  "manifest_version": 3,
  "name": "AI Usage",
  "version": "1.2.0",
  "description": "Local dashboard for Claude and OpenAI Codex plan usage.",
  "permissions": [
    "storage"
  ],
  "host_permissions": [
    "https://claude.ai/*",
    "https://chatgpt.com/*"
  ],
  "action": {
    "default_title": "AI Usage",
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icons/icon16.png",
      "32": "icons/icon32.png",
      "48": "icons/icon48.png",
      "96": "icons/icon96.png"
    }
  },
  "background": {
    "scripts": [
      "providers/claude.js",
      "providers/codex.js",
      "background.js"
    ]
  },
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "96": "icons/icon96.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "ai-usage-dashboard@local",
      "strict_min_version": "128.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}