Unverified50% confidenceFactExact time
Official benchmark tests show that Kimi K3.1 Pro's capabilities are on par with Opus 5.5.
1
Sources
50%
Confidence
Short-term (~14 days)
Relevance
10/25/2026
First Seen
Valid until: 11/8/2026
Sources
Kimi K3.1 Pro vs Opus 5.5 in 13 Long-Running Tasks: Which One Is Actually Worth Using?
youtubePrompt Engineering10/25/2026
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Related Claims
UnverifiedKimi K3.1 Pro supports three reasoning effort levels: low, medium, and max.76% similarUnverifiedKimi K3.1 Pro scored 51.7 on coding tasks, surpassing Claude Opus's 46.3 by 5.4 points.75% similarUnverifiedKimi K3.1 Pro ranked first in 6 of 14 tests.75% similarUnverifiedMoonshot AI's own published benchmarks show that Kimi K3.1 Pro is roughly at the same level as Claude Opus 5.5 and GPT-6 Astra.72% similar
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