GPT-6 Astra tops WebDev Arena, 35 points ahead of Fable 5.1

🚨 AI News | TestingCatalog @testingcatalogOriginally posted 2026.09.06

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GPT-6 Astra from OpenAI claimed a top spot on WebDev Arena, surpassing recently released Claude Fable 5.1 by 35 points. > “It also reshapes the Pareto frontier as the best-performing model at $40/Mtoken, which matches the latest Claude model pricing.” Are we set to hit 2k by the end of this year?

This post quotes another post: “GPT-6 Astra Max takes #1 on Code Arena with 1797 points”