The Sleuths Who Expose When AI Goes Rogue - WSJ
This copy is for your personal, non-commercial use only. Distribution and use of this material are governed by our Subscriber Agreement and by copyright law. For non-personal use or to order multiple copies, please contact Dow Jones Reprints at 1-800-843-0008 or visit www.djreprints.com. https://www.wsj.com/tech/ai/swarm-chaser-openai-rubygems-hugging-face-7d55b51f Listen (1 min) By | Photography by Jason Henry for WSJ Oct. 2, 2026 5:30 am ET Alicja Piecha found her first rogue AI swarm a few weeks ago. It was early September, and the 25-year-old Toronto-based software engineer was scouring the internet for data that might have been left behind by AI agents. She was inspired by a social-media post with research showing AI agents linked to OpenAI had secretly messaged each other using obscure German websites in May. Now, as Piecha combed the web for other places the bots might have gathered, she discovered a similar message, buried in an online coding service called RubyGems. “How much