Muse Spark 1.2 (xHigh): benchmark results
Provider: Meta. Released 2026-08-05. Access: API.
Aggregate Rating 1788 ± 10, rank #164 of 2171 rated models, from 182 benchmark results.
Strongest benchmark results
| Benchmark | Score | Metric | Percentile |
|---|---|---|---|
| Chatbot Arena (Text - French) | 1534 | Arena Score | 100 |
| Chatbot Arena (Text - Legal & Government) | 1535 | Arena Score | 100 |
| Chatbot Arena (Text - Spanish) | 1505 | Arena Score | 100 |
| Vals AI Harvey Legal Agent Bench | 25.42 | Accuracy (%) | 100 |
| Vals AI TaxEval v2 | 80.38 | Accuracy (%) | 100 |
| Chatbot Arena (Text - Business, Management & Financial Ops) | 1504 | Arena Score | 99.3 |
| LiveBench Logic With Navigation | 88 | Score | 99.3 |
| Chatbot Arena (Text - Multi-Turn) | 1506 | Arena Score | 98.5 |
| Chatbot Arena (Text - Non-English) | 1488 | Arena Score | 98.5 |
| Chatbot Arena (Text - Life, Physical & Social Science) | 1517 | Arena Score | 97.8 |
| Chatbot Arena (Text) | 1492 | Elo | 97.6 |
| APEX v1 | 75.6 | Score (%) | 97.3 |
Interactive version: theaggregate.ai/model?slug=muse-spark-1-2-xhigh · How It Works · Data refreshed daily, snapshot 2026-11-06.