Check rate limit status

curl --request GET \
  --url 'https://api.openalex.org/rate-limit?api_key='

{
  "api_key": "<string>",
  "rate_limit": {
    "daily_budget_usd": 123,
    "daily_used_usd": 123,
    "daily_remaining_usd": 123,
    "prepaid_balance_usd": 123,
    "prepaid_remaining_usd": 123,
    "prepaid_expires_at": "2023-11-07T05:31:56Z",
    "resets_at": "2023-11-07T05:31:56Z",
    "resets_in_seconds": 123,
    "endpoint_costs_usd": {
      "singleton": 123,
      "list": 123,
      "search": 123,
      "content": 123,
      "semantic": 123,
      "text": 123
    },
    "credits_limit": 123,
    "credits_used": 123,
    "credits_remaining": 123,
    "credit_costs": {}
  }
}