Compare / Muse Spark 1.3 vs Grok 4.6

Muse Spark 1.3 vs Grok 4.6

23 results from 4 sources that measured both models. Each row is in the source's own units; there is no overall winner.

Muse Spark 1.3
Meta · profile
Grok 4.6
xAI · profile
Results compared
23
Shared sources
4
BenchmarkMetricMuse Spark 1.3Grok 4.6
APEX-AgentsreportedTasks passed% of tasks 57.8%65.3%
Arena (formerly LMArena)reportedConfirmed task successIPS effect estimate 0.08-0.03
Arena (formerly LMArena)reportedPraise over complaintIPS effect estimate 0.04-0.00
Arena (formerly LMArena)reportedSteerabilityIPS effect estimate 0.020.03
Arena (formerly LMArena)reportedTool groundingIPS effect estimate 0.000.00
Arena (formerly LMArena)reportedOverallArena rating 1,4681,461
Arena (formerly LMArena)reportedOverallArena rating 1,4791,449
Arena (formerly LMArena)reportedBusiness, management and financeArena rating 1,5061,447
Arena (formerly LMArena)reportedCreative writingArena rating 1,4501,445
Arena (formerly LMArena)reportedExpert promptsArena rating 1,5271,490
Arena (formerly LMArena)reportedInstruction followingArena rating 1,4861,451
Arena (formerly LMArena)reportedOverallArena rating 1,4941,453
Arena (formerly LMArena)reportedWriting, literature and languageArena rating 1,4661,446
Artificial AnalysisreportedArtificial Analysis Coding Indexindex score 76.576.8
Artificial AnalysisreportedArtificial Analysis Intelligence Indexindex score 48.144.3
Artificial AnalysisreportedGPQA Diamond% of questions 94.1%94.9%
Artificial AnalysisreportedHumanity's Last Exam% of questions 48.7%44.1%
Artificial AnalysisreportedLong-context reasoning (AA-LCR)% of questions 83.0%81.0%
Artificial AnalysisreportedSciCode% of problems 59.7%56.5%
Artificial AnalysisreportedTerminal-Bench 2.1% of tasks 85.4%88.4%
Artificial AnalysisreportedTerminal-Bench 4.0% of tasks 33.3%21.2%
Artificial AnalysisreportedΤ-bench banking% of tasks 50.5%50.7%
GDP.pdfreportedProfessional document tasks% of rubric 27.6%17.2%

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.