Compare / DeepSeek V3.1 vs Kimi K2.6

DeepSeek V3.1 vs Kimi K2.6

11 results from 3 sources that measured both models. Each row is in the source's own units; there is no overall winner.

DeepSeek V3.1
DeepSeek · profile
Kimi K2.6
Moonshot AI · profile
Results compared
11
Shared sources
3
BenchmarkMetricDeepSeek V3.1Kimi K2.6
Arena (formerly LMArena)reportedBusiness, management and financeArena rating 1,4171,455
Arena (formerly LMArena)reportedCreative writingArena rating 1,4021,433
Arena (formerly LMArena)reportedExpert promptsArena rating 1,4321,503
Arena (formerly LMArena)reportedInstruction followingArena rating 1,4161,456
Arena (formerly LMArena)reportedOverallArena rating 1,4171,461
Arena (formerly LMArena)reportedWriting, literature and languageArena rating 1,4071,441
UGI LeaderboardreportedRequested-length error% off the requested word count 30.0%18.0%
UGI LeaderboardreportedStyle adherencescore from 0 to 1 0.360.35
UGI LeaderboardreportedWriting scorescore out of 100 51.964.4
Vectara Hallucination LeaderboardreportedAnswer rate% of documents 94.5%99.7%
Vectara Hallucination LeaderboardreportedHallucination rate% of summaries 5.5%10.8%

Bold green marks the better value on that metric. Where a source reports ranges that overlap, the difference may not be meaningful; see the benchmark page for ranges.