Unverified50% confidenceBenchmarkExact time
In the benchmark comparison charts shown in the livestream, K3.1 sits close behind Opus 5.5 and GPT-6 Astra Fable 5.1 on metrics such as Terminal Bench, Humanity's Last Exam and GPQA, and surpasses them on some items.
1
Sources
50%
Confidence
Short-term (~14 days)
Relevance
10/23/2026
First Seen
Valid until: 11/6/2026
Sources
Kimi K3.1 Hands-On Test: Open-Source Model Nears Opus, Video Generation Steals the Show
youtubeMatthew Berman10/23/2026
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