curl --request POST \
  --url https://api.iotools.cloud/v1/tool/uptime-sla-calculator \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "mode": "downtime",
  "slaPreset": "99.9"
}
'

{
  "tool": "uptime-sla-calculator",
  "tool_version": "1.0.1",
  "outputs": {
    "summary": "8h 45m 58s of allowed downtime per year at 99.9% uptime.",
    "periodTable": [
      {
        "period": "Per year",
        "allowed-downtime": "8h 45m 58s",
        "of-period": "0.100000%"
      },
      {
        "period": "Per quarter",
        "allowed-downtime": "2h 11m 29s",
        "of-period": "0.100000%"
      },
      {
        "period": "Per month",
        "allowed-downtime": "43m 12s",
        "of-period": "0.100000%"
      },
      {
        "period": "Per week",
        "allowed-downtime": "10m 5s",
        "of-period": "0.100000%"
      },
      {
        "period": "Per day",
        "allowed-downtime": "1m 26s",
        "of-period": "0.100000%"
      },
      {
        "period": "Per hour",
        "allowed-downtime": "4s",
        "of-period": "0.100000%"
      }
    ],
    "tierTable": [
      {
        "sla-tier": "99%",
        "per-year": "3d 15h 39m 36s",
        "per-quarter": "21h 54m 54s",
        "per-month": "7h 12m",
        "per-week": "1h 40m 48s",
        "per-day": "14m 24s"
      },
      {
        "sla-tier": "99.5%",
        "per-year": "1d 19h 49m 48s",
        "per-quarter": "10h 57m 27s",
        "per-month": "3h 36m",
        "per-week": "50m 24s",
        "per-day": "7m 12s"
      },
      {
        "sla-tier": "99.9%",
        "per-year": "8h 45m 58s",
        "per-quarter": "2h 11m 29s",
        "per-month": "43m 12s",
        "per-week": "10m 5s",
        "per-day": "1m 26s"
      },
      {
        "sla-tier": "99.95%",
        "per-year": "4h 22m 59s",
        "per-quarter": "1h 5m 45s",
        "per-month": "21m 36s",
        "per-week": "5m 2s",
        "per-day": "43s"
      },
      {
        "sla-tier": "99.99%",
        "per-year": "52m 36s",
        "per-quarter": "13m 9s",
        "per-month": "4m 19s",
        "per-week": "1m",
        "per-day": "9s"
      },
      {
        "sla-tier": "99.999%",
        "per-year": "5m 16s",
        "per-quarter": "1m 19s",
        "per-month": "26s",
        "per-week": "6s",
        "per-day": "864ms"
      }
    ]
  },
  "credits_used": 3,
  "credits_remaining": null
}