GPT-6 Astra Sets New Pareto Frontier, Cutting Output Tokens ~10% vs GPT-5.6 Sol

ArtificialAnlys · x · 2026-09-04

Artificial Analysis reports GPT-6 Astra defines a new Pareto frontier for Intelligence Index vs output tokens per task, with 10% fewer output tokens at max effort versus GPT-5.6 Sol. It also sits on the Pareto frontier for the Coding Agent Index vs cost, costing about the same as GPT-5.6 Sol (max) while scoring 2 points higher.

Related event: GPT-6 Astra Reviews: Halved Hallucinations but 2.5x Price Hike(18 posts)→

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