Moonshot's Kimi K3.1 Pro flirts with open weights leadership amid paid influencer scandal allegations

VentureBeat · Carl Franzen · 2026-10-25 03:31 UTC

The model excels at complex coding, financial analysis, 3D creation, and software-security work, showing particularly large improvements in tasks requiring repeated coding, tool use, debugging, and revision.

Chinese AI startup Moonshot just unveiled its latest and most advanced large language model (LLM) yet on Friday: Kimi K3.1 Pro is a 3-trillion parameter post-trained version of its predecessor Kimi K3 released back in July, and it looks to be a historic release.

That's because Kimi K3.1 Pro scores so high on third-party benchmarks — according to both Moonshot and third-party AI model testing firm Artificial Analysis — it will almost certainly take the crown as the top open weights AI model in the world when Moonshot releases the weights under an open license, which the company says will happen a week and a half from now, on November 4, 2026.

Already, Kimi K3.1 Pro dethrones Xiaomi’s MiMo-V2.6-Pro, DeepSeek V4.1-Flash-1017, Meta's new Muse Wonder, and even OpenAI's GPT-6 Astra on Artificial Analysis's Intelligence Index.

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