Anthropic leads the Code Arena WebDev leaderboard with Claude Opus 5.5 and Sonnet 5.5 models posting the highest arena scores around 1815, driven by their September 2026 releases that excel in agentic coding, multi-step reasoning, and front-end web tasks. This dominance underpins the 68% market-implied probability, as traders weigh Anthropic’s consistent benchmark edges over rivals. OpenAI’s GPT-6 Astra sits close at roughly 1788 but trails in key categories, reflected in its lower 19.5% odds. Chinese labs including Alibaba’s Qwen and Moonshot’s Kimi remain competitive on cost-performance but rank lower overall. With resolution set for end of November, any new model drops or leaderboard shifts could alter the current trader consensus.
Experimentelle KI-generierte Zusammenfassung mit Polymarket-Daten. Dies ist keine Handelsberatung und spielt keine Rolle bei der Auflösung dieses Marktes. · AktualisiertView resolved

















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