GPT-6 Astra (Max) tops Code Arena WebDev at 1797 pts, priced at $40/Mtoken

Polymarket · x · 2026-09-06

LMArena announces GPT-6 Astra (Max) by OpenAI takes #1 on Code Arena: WebDev with 1797 pts, reshaping the Pareto frontier. It leads Claude Fable 5.1 (Max) at 1762 pts and Claude Opus 5 (Max) at 1688 pts — a huge jump from GPT-5.6 Sol (xHigh), previously #13 with a +180 pt gap. Priced at $40/Mtoken, matching the latest Claude flagship. It already leads categories like Data & Analytics, Consumer Product, and Content Creation Tools, and ranks #2 in Gaming and Simulations. Rankings are based on web dev tasks including agentic multi-step coding workflows.

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