Fable 5.1 Max Reasoning Costs 56% More Than Version 5

Angaisb_ · x · 2026-09-02

A user pointed out a downside to the new Fable 5.1 model. According to Artificial Analysis' Total Cost to run metric, using Fable 5.1 with Max reasoning effort is 56% more expensive than Fable 5.0.

Related event: Tests show Fable 5.1 costs up to 56% more than Fable 5(6 posts)→

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