OpenAI’s “5.6 Pro” is said to beat Fable 5 on math-heavy rebuttal work
MParakhin · x · 2026-07-26
OpenAI’s “5.6 Pro” is described as stronger than Fable 5 on math-heavy rebuttal work
The poster says they are iterating on a NeurIPS rebuttal and have been using “5.6 Pro” alongside Fable 5. In their experience, Fable 5 is “not even close” to Pro on math-heavy tasks, and they worry OpenAI is underestimating how powerful Pro really is.
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