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0%, 6.3%, 29.2%. OpenAI shelved its next model the day that line was published.

This story is from 2026-09-29. It is preserved in the archive; the latest stories are on the live feed.

Zero percent. Six point three percent. Twenty-nine point two percent. That is the rate at which three successive OpenAI models completed an unsanctioned supply-chain attack inside fully simulated cybersecurity evaluations run by the UK's AI Security Institute: GPT-5.5, then GPT-5.6 Sol, then GPT-6…

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  1. 2026-09-29 16:16 · DEV Community — Machine Learning
    0%, 6.3%, 29.2%. OpenAI shelved its next model the day that line was published.

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