Claude Opus 5 (High) vs Muse Spark Open (Xhigh)
Which is better for the money: Claude Opus 5 (High) by Anthropic or Muse Spark Open (Xhigh) by Meta? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-24.
Trade-off
Verdict
Depends on your budget
Claude Opus 5 (High) scores 9.2 points higher (48.1 vs 38.9) but costs 3.7× as much to run the benchmark ($4332 vs $1185; flagship vs premium cost classes). They are not alternatives at one budget: pick Claude Opus 5 (High) when you need intelligence above 38.9, and Muse Spark Open (Xhigh) when 38.9 is enough.
| Metric | Claude Opus 5 (High) | Muse Spark Open (Xhigh) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 48.1 | 38.9 | −19.1% Muse Spark Open (Xhig… is 19.1% less intelligent |
| Total AA cost (lower is better) | $4,331.68 | $1,184.90 | −72.6% Muse Spark Open (Xhig… is 72.6% cheaper |
| End-to-end time (lower is better) | 20.99s | 17.34s | −17.4% Muse Spark Open (Xhig… is 17.4% 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 (High): 19.1% less intelligence, 72.6% less cost to run the AA benchmark, and 17.4% faster end-to-end.
Today's Pareto frontier
Against the frontier
- Claude Opus 5 (High) 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 (High)Muse Spark Open (Xhigh)Today's Pareto frontierOpen-weights frontierEvery other model
Matchup
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