Authentication Failures (A07) show the largest gap in the dataset: a 48-percentage-point difference between leaders and the field. Leaders fix at nearly 60%, while the field sits at roughly 12%.
Ads are rolling out across the US on ChatGPT’s free tier. I asked OpenAI's bot 500 questions to see what these ads were like ...
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OpenAI's GPT-5.4 Pro has solved an open math problem unsolved since 2019, with Epoch AI independently verifying the first AI ...