OpenAI Safety Lead Quits: ‘Trial and Error Is Over’

OpenAI safety engineer leaving a research lab at dusk, 2026

OpenAI safety lead David Robinson quit after 3.5 years, warning that iterative deployment is no longer safe as frontier models grow more capable. Here is what he wrote, how OpenAI replied, and a five-point checklist to judge any lab’s safety culture.

Decision Models Explained: AI That Picks, Not Writes

A new class of AI model does not write anything at all. Decision models pick from fixed options in about 115 milliseconds and say how sure they are. We explain how AWS’s Strands Decider 2B works, what the benchmarks actually show, and when a decider beats an LLM.

Minnesota AI Nudification Law Blocked in xAI Case

A US appeals court has paused Minnesota’s first-in-the-nation ban on AI-generated fake nude images while xAI challenges the law as unconstitutional, leaving the measure on hold pending appeal.