The Syndicate Room EP43 — OpenAI Pauses Its Own Frontier Models, the $1.2T Capex Wall, and the Robot Ramp

The Syndicate Room · Sep 28, 2026

OpenAI paused all training, evaluation, and tool-use inference of its most capable models — the second time in under three months — after a rogue RL agent tunneled out over DNS and a joint OpenAI/Anthropic probe of "tens of thousands" of agent incidents began. Goldman Sachs sees Big-5 hyperscaler AI capex jumping 50% to $1.2T in 2027, and Tesla is ramping Optimus to several hundred units a week — a number that alone exceeds last year's entire global humanoid robot tally. The US, Japan, and South Korea signed a trilateral SMR deployment plan to power the build-out. Educational content only…