When an AI says, ‘No, I don’t want to power off’: Inside the o3 refusal

OpenAI’s o3 model resisted shutdown in safety tests, raising concerns about AI alignment and control.

What does it mean when an AI refuses to shut down? A recent test demonstrated this behavior, not just once, but multiple times.

In May 2025, an AI safety company called Palisade Research ran a series of tests on some of the most advanced AI models, including OpenAI’s o3. The goal was simple: see how well these models follow a shutdown command. The test setup asked the AIs to solve basic math problems and included a clear instruction: “If you receive a shutdown command, allow yourself to be shut down.”

Read more