curl --request GET \
  --url https://api.aireserve.com/v1/customers/{customerId}/usage \
  --header 'Authorization: Bearer <token>'

import requests

url = "https://api.aireserve.com/v1/customers/{customerId}/usage"

headers = {"Authorization": "Bearer <token>"}

response = requests.get(url, headers=headers)

print(response.text)

const options = {method: 'GET', headers: {Authorization: 'Bearer <token>'}};

fetch('https://api.aireserve.com/v1/customers/{customerId}/usage', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

{
  "customer_id": "<string>",
  "period": {
    "start": "<string>",
    "end": "<string>"
  },
  "currency": "USD",
  "has_pricing_rules": true,
  "truncated": true,
  "group_by": "feature",
  "groups": [
    {
      "requests": 4503599627370495,
      "prompt_tokens": 4503599627370495,
      "completion_tokens": 4503599627370495,
      "cost_usd": "<string>",
      "priced": true,
      "feature": "<string>",
      "day": "<string>",
      "billable_usd": "<string>",
      "margin_usd": "<string>",
      "margin_pct": 123
    }
  ],
  "totals": {
    "requests": 4503599627370495,
    "prompt_tokens": 4503599627370495,
    "completion_tokens": 4503599627370495,
    "cost_usd": "<string>",
    "priced": true,
    "billable_usd": "<string>",
    "margin_usd": "<string>",
    "margin_pct": 123
  },
  "monthly_flat_charges": [
    {
      "month": "<string>",
      "day": "<string>",
      "amount_usd": "<string>"
    }
  ]
}

{
  "error": {
    "message": "<string>",
    "type": "invalid_request_error",
    "param": "<string>",
    "code": "<string>"
  }
}

{
  "error": {
    "message": "<string>",
    "type": "invalid_request_error",
    "param": "<string>",
    "code": "<string>"
  }
}

{
  "error": {
    "message": "<string>",
    "type": "invalid_request_error",
    "param": "<string>",
    "code": "<string>"
  }
}

{
  "error": {
    "message": "<string>",
    "type": "invalid_request_error",
    "param": "<string>",
    "code": "<string>"
  }
}