AI Cron Expression Generator

Describe a schedule in plain English — get a cron expression with an explanation.

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The AI Cron Generator turns a plain-English schedule into a standard 5-field cron expression and explains it back to you in words — so you can be sure it fires when you intend. Ideal for crontab, CI pipelines, Kubernetes CronJobs and scheduled serverless functions.

  • Plain English → cron expression in one click
  • Standard minute-hour-day-month-weekday syntax
  • Explains the schedule back in plain English
  • Verify the next run times in the Cron Parser

How to Generate a Cron Expression

Describe when the job should run — for example "every 15 minutes" or "the first Monday of each month at 6pm" — and click Generate. You'll get a standard five-field cron expression plus a one-line explanation. Paste it into the Cron Parser to confirm the next run times, or see the Cron Reference for the full syntax.

Common Cron Schedules

ScheduleCron expressionMeaning
Every minute* * * * *Runs 60 times an hour
Every 15 minutes*/15 * * * *At :00, :15, :30, :45
Every hour0 * * * *At the top of every hour
Every day at midnight0 0 * * *Once a day at 00:00
Every weekday at 9:30am30 9 * * 1-5Mon–Fri only
First of the month0 0 1 * *Monthly at midnight
Every Sunday at 6pm0 18 * * 0Weekly

Where the AI Cron Generator Helps

  • Crontab & serversSchedule backups, cleanups, log rotation and report jobs on Linux without memorizing the field order.
  • CI/CD pipelinesSet nightly builds, scheduled tests, or dependency checks in GitHub Actions, GitLab CI and others.
  • Kubernetes CronJobsGenerate the schedule field for a CronJob spec that runs a container on a timetable.
  • Serverless & schedulersTime AWS EventBridge rules, Vercel Cron, or cloud functions with a valid expression.
  • Double-checking a scheduleDescribe what you intend and confirm the cron fires exactly then — before it silently runs at the wrong time.

Frequently Asked Questions

Standard 5-field crontab syntax: minute, hour, day-of-month, month, day-of-week. This works with Linux cron, most CI systems and Kubernetes CronJobs.

Yes — completely free and no signup. Describe a schedule in plain English and copy the cron expression with its explanation.

By default it produces 5-field cron. If you need 6-field (with seconds) or Quartz syntax, mention that in your description.

Paste the generated expression into the Cron Parser to see the next 10 run times and a human-readable description before deploying it.

Yes — this feature sends your description to a third-party AI service. It contains only a schedule description, but requests are not stored by JSONKit.

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