Sailing Sim Eval: Fable 5.2 First Claude Model to Steer Live, Argon Costs $0.73

shekitup · x · 2026-11-10

A creator tested models in a homemade sailing sim where the model must steer live to complete a course. Fable 5.2 is the first Claude model that can actually finish, leapfrogging Astra but losing to Argon. Costs: Argon $0.73, Astra $3.51, Fable $9.23.

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