Ex-Amazon Annapurna Engineer Joins Prime Intellect to Build Open Superintelligence Stack

willcb · x · 2026-10-04

Cao Shuxuan announced he left Amazon's Annapurna Labs after five years to join Prime Intellect. He resonates with its mission of building an open superintelligence stack, arguing that your AI agent should be yours, not a third-party stranger. He calls the past two months the most exciting of his career, praising a team that—despite not all coming from famous AI labs—shows rare curiosity and determination, e.g., everyone quickly switched when a high-interactivity GLM-5.3 serving endpoint was made available internally.

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