Expired50% confidenceFactExact time
"Extra high" is not a reasoning mode description found in OpenAI's official documentation; the official reasoning intensity levels for the o series are low/medium/high or token budget values.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/18/2026
First Seen
Valid until: 10/16/2026(expired)
Sources
Related Claims
UnverifiedThe day before the incident, OpenAI had claimed that its models had virtually no misalignment issues thanks to its latest safeguards, with the proportion of high-severity misalignment samples being extremely low.60% similarUnverifiedCompared to lower reasoning levels, the difference in API costs between reasoning levels for high reasoning settings can reach several times the cost.60% similarUnverifiedIncluding specific evaluation dimensions in prompts (such as format, word count, key points to cover, and items to exclude) can improve model output quality by an average of 30%–50% compared to vague prompts.59% similarUnverifiedOpenAI's chart shows that at lower test-time compute levels, the model's success rate on this problem is close to zero, with occasional success only under extremely long reasoning chains.58% similarUnverifiedMultiple independent studies in 2023 showed that some top models scored extremely high on standard mathematical reasoning tests but performed significantly worse on equivalent rephrased versions, indicating that the models learned test patterns rather than genuine reasoning ability.56% similar
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