Field notes

Write-ups on how unattended agents fail, with the check that catches each one. First posts land this week.

Coming up

  • My Claude Code cron ran up $1,800 in two nights — the watchdog that stops it at $20
  • Claude Code Routine failed silently? How to know your scheduled agent actually ran
  • The dead man's switch for AI agents (and why a ping isn't enough)
  • OpenClaw stuck in a polling loop: $150 and no alert
  • 7 ways unattended AI agents fail silently — and one check for each