Compare / Muse Spark 1.3 vs Grok 4.3
Muse Spark 1.3 vs Grok 4.3
17 results from 3 sources that measured both models. Each row is in the source's own units; there is no overall winner.
| Benchmark | Metric | Muse Spark 1.3 | Grok 4.3 |
|---|---|---|---|
| Arena (formerly LMArena)reported | OverallArena rating | 1,479 | 1,428 |
| Arena (formerly LMArena)reported | Business, management and financeArena rating | 1,506 | 1,440 |
| Arena (formerly LMArena)reported | Creative writingArena rating | 1,450 | 1,423 |
| Arena (formerly LMArena)reported | Expert promptsArena rating | 1,527 | 1,452 |
| Arena (formerly LMArena)reported | Instruction followingArena rating | 1,486 | 1,415 |
| Arena (formerly LMArena)reported | OverallArena rating | 1,494 | 1,442 |
| Arena (formerly LMArena)reported | Writing, literature and languageArena rating | 1,466 | 1,424 |
| Artificial Analysisreported | Artificial Analysis Coding Indexindex score | 76.5 | 42.2 |
| Artificial Analysisreported | Artificial Analysis Intelligence Indexindex score | 48.1 | 24.9 |
| Artificial Analysisreported | GPQA Diamond% of questions | 94.1% | 90.1% |
| Artificial Analysisreported | Humanity's Last Exam% of questions | 48.7% | 37.2% |
| Artificial Analysisreported | Long-context reasoning (AA-LCR)% of questions | 83.0% | 75.0% |
| Artificial Analysisreported | SciCode% of problems | 59.7% | 48.3% |
| Artificial Analysisreported | Terminal-Bench 2.1% of tasks | 85.4% | 39.7% |
| Artificial Analysisreported | Terminal-Bench 4.0% of tasks | 33.3% | 0.0% |
| Artificial Analysisreported | Τ-bench banking% of tasks | 50.5% | 12.4% |
| GDP.pdfreported | Professional document tasks% of rubric | 27.6% | 8.0% |
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.