Fable 5 Excels at Postdoc-Level Mathematics

lambdabetaeta · x · 2026-08-22

Evaluation suggests Fable 5 is in a league of its own for postdoc-level math tasks. Historically, Anthropic's models underperformed in higher math compared to OpenAI, possibly due to data composition, but Fable 5 stands out as the exception.

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