Compare / Kimi K3 vs Grok 4.6

Kimi K3 vs Grok 4.6

24 results from 6 sources that measured both models. Each row is in the source's own units; there is no overall winner.

Kimi K3
Moonshot AI · profile
Grok 4.6
xAI · profile
Results compared
24
Shared sources
6
BenchmarkMetricKimi K3Grok 4.6
APEX-AgentsreportedTasks passed% of tasks 50.6%65.3%
Arena (formerly LMArena)reportedConfirmed task successIPS effect estimate 0.09-0.03
Arena (formerly LMArena)reportedPraise over complaintIPS effect estimate 0.07-0.00
Arena (formerly LMArena)reportedSteerabilityIPS effect estimate -0.010.03
Arena (formerly LMArena)reportedTool groundingIPS effect estimate 0.000.00
Arena (formerly LMArena)reportedOverallArena rating 1,4721,449
Arena (formerly LMArena)reportedBusiness, management and financeArena rating 1,4891,447
Arena (formerly LMArena)reportedCreative writingArena rating 1,4581,445
Arena (formerly LMArena)reportedExpert promptsArena rating 1,5331,490
Arena (formerly LMArena)reportedInstruction followingArena rating 1,4861,451
Arena (formerly LMArena)reportedOverallArena rating 1,4881,453
Arena (formerly LMArena)reportedWriting, literature and languageArena rating 1,4751,446
Artificial AnalysisreportedArtificial Analysis Coding Indexindex score 76.276.8
Artificial AnalysisreportedArtificial Analysis Intelligence Indexindex score 43.644.3
Artificial AnalysisreportedGPQA Diamond% of questions 93.5%94.9%
Artificial AnalysisreportedHumanity's Last Exam% of questions 46.9%44.1%
Artificial AnalysisreportedLong-context reasoning (AA-LCR)% of questions 88.7%81.0%
Artificial AnalysisreportedSciCode% of problems 59.5%56.5%
Artificial AnalysisreportedTerminal-Bench 2.1% of tasks 85.0%88.4%
Artificial AnalysisreportedTerminal-Bench 4.0% of tasks 12.6%21.2%
Artificial AnalysisreportedΤ-bench banking% of tasks 46.0%50.7%
GDP.pdfreportedProfessional document tasks% of rubric 19.0%17.2%
SimpleQA Verified (Epoch AI)reportedCorrect answers% of questions 50.6%49.3%
Vending-Bench 2reportedMoney after a yearUS dollars $5,165.03$9,047.03

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.