Compare / DeepSeek V4 Flash 0423 vs Kimi K2 0905

DeepSeek V4 Flash 0423 vs Kimi K2 0905

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

DeepSeek V4 Flash 0423
DeepSeek · profile
Kimi K2 0905
Moonshot AI · profile
Results compared
14
Shared sources
3
BenchmarkMetricDeepSeek V4 Flash 0423Kimi K2 0905
Arena (formerly LMArena)reportedOverallArena rating 1,4391,403
Arena (formerly LMArena)reportedBusiness, management and financeArena rating 1,4391,404
Arena (formerly LMArena)reportedCreative writingArena rating 1,4081,382
Arena (formerly LMArena)reportedExpert promptsArena rating 1,4571,417
Arena (formerly LMArena)reportedInstruction followingArena rating 1,4281,390
Arena (formerly LMArena)reportedOverallArena rating 1,4361,419
Arena (formerly LMArena)reportedWriting, literature and languageArena rating 1,4161,382
Artificial AnalysisreportedArtificial Analysis Intelligence Indexindex score 34.315.3
Artificial AnalysisreportedGPQA Diamond% of questions 90.8%76.7%
Artificial AnalysisreportedHumanity's Last Exam% of questions 38.6%6.4%
Artificial AnalysisreportedLong-context reasoning (AA-LCR)% of questions 79.7%53.0%
UGI LeaderboardreportedRequested-length error% off the requested word count 12.0%22.0%
UGI LeaderboardreportedStyle adherencescore from 0 to 1 0.360.31
UGI LeaderboardreportedWriting scorescore out of 100 54.654.4

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.