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Cron expressions

Run a cron job every 15 minutes

Want a job that runs four times an hour? A fifteen-minute schedule is a dependable default for background work that should stay fresh but does not need to be instant.

*/15 * * * *

Every 15 minutes

*/15 * * * * fires at :00, :15, :30 and :45 each hour. A quarter-hour cadence is a steady default for background work that does not need to be instant.

Next run times

  1. 1.2026-09-14T11:45:00.000Z
  2. 2.2026-09-14T12:00:00.000Z
  3. 3.2026-09-14T12:15:00.000Z
  4. 4.2026-09-14T12:30:00.000Z
  5. 5.2026-09-14T12:45:00.000Z

What */15 * * * * means

FieldValueMeaning
Minute*/15every 15 minutes
Hour*every hour
Day of month*every day of the month
Month*every month
Day of week*every day of the week

Example use cases

  • data refresh
  • report pre-computation
  • webhook pings

Work with this expression

Schedule this on Cronhost

Point it at any URL, add headers or a body if you need them, and let Cronhost handle the timing, retries, and execution logs. Intervals under 30 minutes need a paid plan.

Frequently asked questions

Related schedules