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Cloudflare Workers Cron Triggers

Complete guide to Cloudflare Workers scheduled triggers

Last updated: December 2025

Key Features

  • Standard cron syntax
  • Defined in wrangler.toml
  • UTC timezone
  • Multiple triggers per worker

Example Configuration

[triggers]
crons = [
  "*/5 * * * *",
  "0 0 * * *"
]

Official Documentation

Cloudflare Workers Scheduling Documentation →

Monitoring Cloudflare Workers Jobs

Add heartbeat monitoring to your Cloudflare Workers jobs. Just add a ping at the end of your job:

curl -fsS https://cronsignal.io/ping/YOUR_CHECK_ID

Monitor Cloudflare Workers Jobs

Get alerted when your Cloudflare Workers scheduled jobs fail to run.

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