04 · Time as a first-class input

Scheduling

Cron, sleep, and sleepUntil, durable across deploys and process restarts. Schedule work for tomorrow, next quarter, or whenever a user picks a date.

000102030405060708sleepUntil("09:00")now
timelinecron · 0 9 * * * + sleepUntil

Patterns

01Running code at specific timesSchedule one-off work for appointment reminders, off-peak AI maintenance, embargoed publishing, and user-picked send times.
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