curl --request POST \
  --url https://api.iotools.cloud/v1/tool/rate-limit-calc \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "rateLimit": "5000",
  "timeUnit": "hour",
  "workers": "1",
  "dailyLimit": "100000",
  "activeHours": "24",
  "retryAfter": "60",
  "requestCount": "100",
  "timeWindow": "60"
}
'

{
  "tool": "rate-limit-calc",
  "tool_version": "1.0.1",
  "outputs": {
    "rateOutput": [
      {
        "metric": "Input",
        "value": "5,000 requests per hour"
      },
      {
        "metric": "Requests Per Second (RPS)",
        "value": "1.39"
      },
      {
        "metric": "Requests Per Minute",
        "value": "83.33"
      },
      {
        "metric": "Requests Per Hour",
        "value": "5,000"
      },
      {
        "metric": "Requests Per Day",
        "value": "120,000"
      },
      {
        "metric": "Min Delay Between Requests",
        "value": "720 ms"
      },
      {
        "metric": "Recommended Delay (10% buffer)",
        "value": "792 ms"
      },
      {
        "metric": "Burst Capacity",
        "value": "Up to 5,000 requests at the start of each hour, then pace at 1 request every 792 ms for the rest of the hour."
      }
    ],
    "workerOutput": [
      {
        "metric": "Workers",
        "value": "1"
      },
      {
        "metric": "Per-Worker Rate Limit",
        "value": "1.39 RPS"
      },
      {
        "metric": "Per-Worker Delay",
        "value": "720 ms"
      },
      {
        "metric": "Total Throughput Per Second",
        "value": "1.39"
      },
      {
        "metric": "Total Throughput Per Minute",
        "value": "83.33"
      },
      {
        "metric": "Total Throughput Per Hour",
        "value": "5,000"
      }
    ],
    "quotaOutput": [
      {
        "metric": "Daily Limit",
        "value": "100,000 requests over 24 active hour(s)"
      },
      {
        "metric": "Requests Per Hour",
        "value": "4,166.67"
      },
      {
        "metric": "Requests Per Minute",
        "value": "69.44"
      },
      {
        "metric": "Requests Per Second",
        "value": "1.16"
      },
      {
        "metric": "Safe Delay Between Requests",
        "value": "950.4 ms"
      },
      {
        "metric": "Burst Allowance",
        "value": "~416 requests (10% of hourly) at the start of each hour, then pace the remaining 3,751 over 54 minutes (1.16 req/sec)."
      }
    ],
    "backoffOutput": [
      {
        "metric": "Scenario",
        "value": "Got 429 after 100 requests in 60s"
      },
      {
        "metric": "Actual Rate You Were Sending",
        "value": "1.67 req/sec"
      },
      {
        "metric": "Estimated Rate Limit",
        "value": "~100 req / 60s"
      },
      {
        "metric": "Recommended New Delay",
        "value": "900 ms"
      },
      {
        "metric": "Backoff Attempt 1",
        "value": "60 seconds"
      },
      {
        "metric": "Backoff Attempt 2",
        "value": "120 seconds"
      },
      {
        "metric": "Backoff Attempt 3",
        "value": "240 seconds"
      },
      {
        "metric": "Backoff Attempt 4",
        "value": "480 seconds"
      },
      {
        "metric": "Backoff Attempt 5",
        "value": "960 seconds"
      },
      {
        "metric": "Backoff Attempt 6",
        "value": "1,920 seconds"
      },
      {
        "metric": "Jittered Attempt 1",
        "value": "60 - 90 seconds"
      },
      {
        "metric": "Jittered Attempt 2",
        "value": "120 - 180 seconds"
      },
      {
        "metric": "Jittered Attempt 3",
        "value": "240 - 360 seconds"
      },
      {
        "metric": "Jittered Attempt 4",
        "value": "480 - 720 seconds"
      },
      {
        "metric": "Jittered Attempt 5",
        "value": "960 - 1,440 seconds"
      },
      {
        "metric": "Jittered Attempt 6",
        "value": "1,920 - 2,880 seconds"
      }
    ]
  },
  "credits_used": 3,
  "credits_remaining": null
}