curl --request GET \
  --url https://api.production.xtrace.ai/v1/usage \
  --header 'X-Org-Id: <api-key>' \
  --header 'x-api-key: <api-key>'

{
  "as_of": "<string>",
  "period": {
    "key": "<string>",
    "start": "<string>",
    "end": "<string>",
    "type": "calendar_month"
  },
  "storage": {
    "as_of": "<string>",
    "memories_active": 0,
    "episodes_active": 0,
    "artifacts_active": 0
  },
  "quota": {
    "rate_limit_req_per_min": 123,
    "monthly": {
      "period_key": "<string>",
      "resets_at": "<string>",
      "messages_ingested": {
        "used": 0,
        "limit": 123
      },
      "recalls": {
        "used": 0,
        "limit": 123
      }
    }
  },
  "object": "usage",
  "tier": "<string>",
  "operations": {
    "messages_ingested": 0,
    "recalls": 0,
    "requests": 0
  },
  "daily": [
    {
      "date": "<string>",
      "messages_ingested": 0,
      "recalls": 0,
      "requests": 0
    }
  ],
  "by_api_key": [
    {
      "api_key_hash": "<string>",
      "first_n": "<string>",
      "name": "<string>",
      "messages_ingested": 0,
      "recalls": 0,
      "requests": 0,
      "last_used_at": "<string>"
    }
  ]
}