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LaunchConfirmed by the company

Kimi K3.1 Pro and K3.1 Pro Highspeed

kimi.ai

Context: Moonshot AI's upgraded open-weight model; The Next Web reports it nearly matches Claude Opus 5.5 on a coding test, with full weights due by 4 November and hacking-related training data removed.

From kimi.ai: https://www.kimi.com/code/docs/en/kimi-code/models.html https://artificialanalysis.ai/models/kimi-k3-1-pro https://www.modelcompare.ai/blog/china-open-source-ai

Read the original at kimi.ai ↗Hacker News ↗ · 1.1K pts · 654 commentsArtificial Analysis ↗Latent Space ↗Reddit r/LocalLLaMA ↗
Source
kimi.ai (kimi.ai)
Published
First seen here
Edition
Friday, October 23, 2026, ranked 1
Status
The company itself announced or confirmed this.
Engagement
As shown by each platform when we last looked ().
Why it’s here
Moonshot's own launch post; the most-discussed story on Hacker News this edition (1,060 points) and covered by three outlets.
Topics
AI, Open source, Developer tools
News

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Revolut says it cut AI coding inference costs by ~90% in less than a year by making self-hosted GLM models its default over commercial tools like Claude Code — Revolut says that in less than a year it's managed to slash its AI coding inference costs by roughly 90 percent by making self-hosted…

The RegisterNov 3, 2026Details
Kimi K3.1 Pro and K3.1 Pro Highspeed · Keeping Up with Silicon Valley