curl --request GET \
  --url https://crxbase.com/api/{project_id}/plans

{
  "success": true,
  "data": [
    {
      "id": "<string>",
      "name": "<string>",
      "price": 123,
      "credits": 123,
      "description": "<string>",
      "billing_cycle": "once"
    }
  ]
}