Meta
Muse Spark 1.1
Release date: 7/9/2026
Meta's efficient open-weight mixture-of-experts system for multimodal reasoning.
Pramaana IndexAccuracy: StrongLatency: LeadingCost: Leading
- Accuracy / Pramaana Index
- 66.80%± 1.16
- Latency / Pramaana Index
- 264.19s
- Cost / Test / Pramaana Index
- $0.17
- Context window
- 256k
- Max output tokens
- 64k
- Input modality
- Text · Image
Hyperparameter settings
temperature: 0.2
reasoning: extended
fallbacks: disabled
Benchmark performance for Muse Spark 1.1
| Benchmarks | Accuracy | Ranking |
|---|---|---|
| Pramaana Index | 66.80% ± 1.16 | 5 / 35 |
| Pramaana Multimodal Index | 64.79% ± 1.33 | 5 / 24 |
| Legal Research Fidelity | 61.20% ± 1.50 | 6 / 18 |
| Financial Modeling Agent | 58.98% ± 1.67 | 4 / 22 |
| Clinical Documentation Safety | 60.50% ± 0.48 | 6 / 19 |
| MATH-500 | 74.60% ± 0.65 | 8 / 112 |
| GPQA Diamond | 80.68% ± 0.82 | 5 / 121 |
| MMLU-Pro | 76.10% ± 0.99 | 7 / 119 |
| Adaptive Tutoring Dialogue | 66.50% ± 1.16 | 3 / 16 |
| SWE-bench Verified | 55.38% ± 1.33 | 8 / 69 |
| LiveCodeBench | 72.29% ± 1.50 | 10 / 127 |
| Agentic Reliability | 52.99% ± 1.67 | 5 / 12 |
| Strategic Games Arena | 65.88% ± 0.48 | 2 / 20 |
| Benefits Navigator | 64.38% ± 0.65 | 4 / 16 |