Investor Kenneth Auchenberg reverse-engineers his building's entry system to unlock the front door using ChatGPT and Codex

— The setup sent SIP commands directly from the mobile app

Original post

OPRH#804Romain Huet|@ROMAINHUET

This is what becomes possible when you have a coding agent in your pocket. Codex figured out the protocol. ChatGPT opened the door.

2:23 PM · May 29, 2026 View on X