Artificial Analysis: Opus 5.5 Outperforms Fable 5.1 While Costing Less
alex_teichman · x · 2026-09-23
alexteichman flagged a surprising Artificial Analysis report: Opus 5.5 scores smarter and cheaper than Fable 5.1. If the comparison holds, the smarter-yet-cheaper result shifts the frontier value-for-money picture. Details are in the chart in the original post.
Related event: Claude Opus 5.5 Tops AA Index as Faster, Cheaper Model Sparks Buzz(30 posts)→
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