Claude Opus 5 (Xhigh) vs Muse Spark Open (Xhigh)
Which is better for the money: Claude Opus 5 (Xhigh) by Anthropic 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
Claude Opus 5 (Xhigh) scores 10.8 points higher (49.7 vs 38.9) but costs 5.0× as much to run the benchmark ($5868 vs $1185; flagship vs premium cost classes). They are not alternatives at one budget: pick Claude Opus 5 (Xhigh) when you need intelligence above 38.9, and Muse Spark Open (Xhigh) when 38.9 is enough.
| Metric | Claude Opus 5 (Xhigh) | Muse Spark Open (Xhigh) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 49.7 | 38.9 | −21.7% Muse Spark Open (Xhig… is 21.7% less intelligent |
| Total AA cost (lower is better) | $5,867.76 | $1,184.90 | −79.8% Muse Spark Open (Xhig… is 79.8% cheaper |
| End-to-end time (lower is better) | 35.23s | 17.34s | −50.8% Muse Spark Open (Xhig… is 50.8% faster |
| Price per 1M tokens (in / out) | $5.00 / $25.0 | $1.25 / $4.25 | |
| Input modalities | Text, Image | Text, Image, Speech, Video |
Muse Spark Open (Xhigh) vs Claude Opus 5 (Xhigh): 21.7% less intelligence, 79.8% less cost to run the AA benchmark, and 50.8% faster end-to-end.
Today's Pareto frontier
Against the frontier
- Claude Opus 5 (Xhigh) is off the frontier: at the same or lower cost, Claude Opus 5.5 (Xhigh, Default Fallback) scores 56.00 for $4057.
- Muse Spark Open (Xhigh) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
Claude Opus 5 (Xhigh)Muse Spark Open (Xhigh)Today's Pareto frontierOpen-weights frontierEvery other model
Matchup
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