Muse Spark 1.3 vs Grok 4.7
Muse Spark 1.3 (Meta) and Grok 4.7 (xAI) compared on price, context window, speed and independent benchmarks. Muse Spark 1.3 both scores higher on the Artificial Analysis Intelligence Index (48.1 vs 46.4) and is cheaper on a blended basis — 1.5× less than Grok 4.7.
| Muse Spark 1.3 | Grok 4.7 | |
|---|---|---|
| Provider | Meta | xAI |
| Input $/1M | $1.25 | $2.00 |
| Output $/1M | $4.25 | $6.00 |
| Blended $/1M (3:1) | $2.00 | $3.00 |
| Cached input $/1M | $0.15 | $0.50 |
| Context window | 1.0M | 500K |
| Knowledge cutoff | — | 2026-05 |
| License | proprietary | proprietary |
| Speed (tok/s) | 252 | 47 |
| Artificial Analysis Intelligence Index | 48.1 | 46.4 |
| LMArena Elo | 1490 | — |
| GPQA Diamond | 93.5% | — |
| Humanity's Last Exam | 48.7% | 43.1% |