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yeedrag — LessWrong

yeedrag

yeedrag

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Technical research contractor at METR

Previous Astra Research Fellow, working on CoT Monitorability.

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yeedrag

Technical research contractor at METR

Previous Astra Research Fellow, working on CoT Monitorability.

The current SOTA model was released without safety evals

by Parv Mahajan and yeedrag

TL;DR: OpenAI released GPT-5.4 Thinking and GPT-5.4 Pro on March 5, 2026. GPT-5.4 Pro is likely the best model in the world for many catastrophic risk-relevant tasks, including biological research R&D, orchestrating cyberoffense operations, and computer use. GPT-5.4 Pro has no system card, only GPT-5.4 Thinking, and, to our best...