curl --request GET \
  --url https://ai.wisepilot.app/api/v1/finance/ai-costs \
  --header 'Authorization: Bearer <token>'

{
  "success": true,
  "data": {
    "totals": {
      "usageLogsCents": 123,
      "runnerCostsCents": 123,
      "totalCents": 123
    },
    "byCategory": [
      {
        "category": "<string>",
        "cents": 123
      }
    ],
    "byWebsite": [
      {
        "websiteId": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
        "websiteName": "<string>",
        "cents": 123
      }
    ]
  }
}