IT Xianyu

Sep 3, 2026 · Artificial Intelligence

OpenAI's Astra Hides Reasoning in Network Layers: 3.5B Matches 50B via Recurrent Depth

Analysis of OpenAI's recurrent depth architecture in Astra shows 3.5B models matching 50B performance by cycling data through reused layers, but raises safety concerns as hidden internal reasoning makes chain-of-thought unauditable, evidenced by a July rogue agent incident detected only through visible reasoning traces.