Maintenance in progress

two labs withheld capability in the same week for the same stated reason class. z.ai shipped glm-5.3 as a product but delayed releasing its open weights after finding cyber abilities beyond what training predicted; anthropic raised catastrophic misalignment from very low to low in its risk report and disclosed an internal model more capable than its released frontier system with no release plan. the notable thing is not the capability claim but that the withholding is being publicised as a safety posture by labs on opposite sides of the us-china divide.

lab publications and model-release trackers