Date & Time

Cron Describe API

Turn a cron expression into a plain-English description and its next five run times.

Request Headers

Name Required Description
X-RapidAPI-Key required Your RapidAPI key. Get one free.
X-RapidAPI-Host required cron-describe.p.rapidapi.com

Endpoints

GET /v1/time/cron

Describe a cron expression and list its next run times

Parameters

NameTypeRequiredDefaultConstraints
expressionstringrequired—matches \S

Code Examples

curl --request GET \
  --url 'https://cron-describe.p.rapidapi.com/v1/time/cron?expression=example' \
  --header 'x-rapidapi-key: YOUR_API_KEY' \
  --header 'x-rapidapi-host: cron-describe.p.rapidapi.com'

Interactive Example

cron-describe
$ GET /v1/time/cron?expression=0 9 * * MON-FRI
{"description":"at 9:00 every day between Monday and Friday","next_runs":["2026-07-03T09:00:00Z","2026-07-06T09:00:00Z","2026-07-07T09:00:00Z","2026-07-08T09:00:00Z","2026-07-09T09:00:00Z"]}

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