import { Resend } from 'resend';

const resend = new Resend('re_xxxxxxxxx');

const { data, error } = await resend.usage.get();

curl -X GET 'https://api.resend.com/usage' \
     -H 'Authorization: Bearer re_xxxxxxxxx'

{
  "object": "usage",
  "emails": {
    "daily": {
      "used": 10,
      "limit": 100,
      "sent": 8,
      "received": 2,
      "resets_at": "2026-07-29T00:00:00.000Z"
    },
    "monthly": {
      "used": 100,
      "limit": 3000,
      "sent": 80,
      "received": 20,
      "resets_at": "2026-08-01T00:00:00.000Z"
    }
  },
  "contacts": {
    "used": 10,
    "limit": 3000
  },
  "segments": {
    "used": 1,
    "limit": 3
  },
  "broadcasts": {
    "used": 2,
    "limit": null
  },
  "ai_credits": {
    "used": 5,
    "limit": 100,
    "next_increase_at": null
  },
  "automation_runs": {
    "used": 3,
    "limit": 10000,
    "resets_at": "2026-08-01T00:00:00.000Z"
  },
  "domains": {
    "used": 1,
    "limit": 1
  },
  "rate_limit": {
    "limit": 1000,
    "duration": "1000ms"
  }
}