Moonshot AI’s July 2026 launch of the 2.8-trillion-parameter Kimi K3 model, reporting 56% on Humanity’s Last Exam with tools and 43.5–46.9% without, has anchored trader expectations for 2026 outcomes. The open-weight release demonstrated competitive reasoning on the 2,500-question expert-level benchmark but trails current leaders such as Claude Fable 5.1 and Opus 5.5 at 64–65%. Traders weigh Kimi’s rapid iteration pace and cost-efficient scaling against Anthropic’s sustained lead and the limited remaining calendar for additional K-series updates or agentic enhancements before December 31.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedView resolved

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