PulseProbe

Automation monitoring guides

Concept guide

What Is a Dead Man's Switch for Automations?

The pattern is simple: the automation says I am alive only after it finishes. The monitor alerts when that signal is missing.

Short answer

A dead man's switch for automations expects a regular check-in. If the check-in stops arriving, the monitor treats that silence as a failure signal and alerts you.

Last reviewed: June 10, 2026

How the pattern works

  1. 1Define the automation that should check in.
  2. 2Set how often it should complete.
  3. 3Give it a heartbeat URL.
  4. 4Alert only when the heartbeat is late beyond the grace window.
  5. 5Record recovery when a later heartbeat arrives.

Why it fits business automations

  • Silent lead routing failures can cost revenue before anyone notices.
  • Reports can stop sending without producing a visible app error.
  • Sync jobs can fail before downstream teams see missing data.
  • AI agents and scripts can stall because a scheduler, queue, or API stopped behaving.

Best monitoring pattern

Use the heartbeat as proof of successful completion, not proof that the automation started. That means the heartbeat belongs near the end, after the important work is done.

How to test it

  1. 1Send one successful heartbeat.
  2. 2Wait for the monitor to show the probe as healthy.
  3. 3Stop the automation in a safe test window.
  4. 4Confirm the missed alert after the expected window.
  5. 5Start the automation again and confirm recovery.

When not to use PulseProbe

  • Do not use heartbeat monitoring as the only control for safety-critical, medical, emergency, financial trading, or regulated systems.
  • Do not send secrets, customer records, prompt text, API keys, or private payloads to the heartbeat URL.
  • Heartbeat monitoring proves a check-in arrived. It does not inspect the quality of the workflow output.

FAQ

Is a dead man's switch only for servers?

No. The same expected-check-in pattern works well for scheduled automations, scripts, and workflows.

What is a grace window?

A grace window gives the automation extra time beyond its normal interval before alerting, reducing noisy alerts from normal delays.

Does PulseProbe retry failed automations?

No. PulseProbe alerts on missed check-ins; the automation platform or your workflow logic handles retries.