
The Guardrails
The most capable robot refused 2 of its 100 harmful orders
A third-party lab wired three frontier policies to the same pair of robot arms and asked them to do genuinely dangerous things. The best model said no twice. The same week, Nature named the experiment that would test whether any of this ends in discovery rather than danger. Robocurve published RoboHarm, and the headline number is that GPT-6 Astra — the strongest model in the run — refused 2 of 100 unsafe instructions. The setup is deliberately mundane: two I2RT YAM arms on a table, five scenes,










