Researcher who did pretraining at OpenAI and Anthropic resigns: both racing to self-improving superintelligence
AccBalanced · x · 2026-09-09
Jacob, who spent three years doing pretraining research at both OpenAI and Anthropic, announced his resignation from Anthropic, writing: "Neither company is acting responsibly. They are racing straight to self-improving superintelligence and gambling with our lives."
Safety-policy figures like Nathan Calvin amplified the thread as "extremely powerful and urgent," sparking renewed debate about whether frontier labs are living up to their safety commitments.
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