Grok 4.6 (Xhigh) vs Muse Spark Open (Xhigh)
Which is better for the money: Grok 4.6 (Xhigh) by SpaceXAI or Muse Spark Open (Xhigh) by Meta? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-25.
Trade-off
Verdict
Depends on your budget
Grok 4.6 (Xhigh) scores 5.3 points higher (44.2 vs 38.9) but costs 1.9× as much to run the benchmark ($2242 vs $1185; flagship vs premium cost classes). Pick Grok 4.6 (Xhigh) when the extra intelligence is worth the premium, otherwise Muse Spark Open (Xhigh).
| Metric | Grok 4.6 (Xhigh) | Muse Spark Open (Xhigh) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 44.2 | 38.9 | −12.0% Muse Spark Open (Xhig… is 12.0% less intelligent |
| Total AA cost (lower is better) | $2,241.91 | $1,184.90 | −47.1% Muse Spark Open (Xhig… is 47.1% cheaper |
| End-to-end time (lower is better) | 37.48s | 17.05s | −54.5% Muse Spark Open (Xhig… is 54.5% faster |
| Price per 1M tokens (in / out) | $2.00 / $6.00 | $1.25 / $4.25 | |
| Input modalities | Text, Image | Text, Image, Speech, Video |
Muse Spark Open (Xhigh) vs Grok 4.6 (Xhigh): 12.0% less intelligence, 47.1% less cost to run the AA benchmark, and 54.5% faster end-to-end.
Today's Pareto frontier
Against the frontier
- Grok 4.6 (Xhigh) is off the frontier: at the same or lower cost, Claude Opus 5.5 (High, Default Fallback) scores 53.60 for $2172.
- Muse Spark Open (Xhigh) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
Grok 4.6 (Xhigh)Muse Spark Open (Xhigh)Today's Pareto frontierOpen-weights frontierEvery other model
Matchup
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