Meta's Muse Spark 1.3 Max Reshapes Code Arena WebDev Pareto Frontier

arena · x · 2026-09-09

Code Arena's WebDev leaderboard updated: Meta's latest Muse Spark 1.3 Max at Max reasoning has reshaped the Pareto frontier, becoming the only model holding the wide price band between Qwen3.8-max ($5/MToken) and Qwen3.8-Flash-Next ($0.39/MToken). The next closest model to the frontier is Meta's own Muse Spark 1.3 on xHigh reasoning. Full rankings are on arena.ai.

Related event: Meta Muse Spark 1.3 Max Ranks 8th, Reshapes WebDev Arena Frontier(2 posts)→

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