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OpenAI’s data suggests that frontier models are hiding their thoughts because developers optimize for capability and compute

Technology · en

OpenAI’s data suggests that frontier models are hiding their thoughts because developers optimize for capability and compute

The Decoder · Nov 12, 2026, 4:58 PM UTC

OpenAI's safety team systematically investigated why the chains of thought in frontier models like GPT-6 Astra are increasingly evading oversight. Four training steps drive the erosion, including architecture choices and reinforcement learning.…