Claude Opus 5.5 (Max, Default Fallback) vs Muse Spark 1.2 (Xhigh)
Which is better for the money: Claude Opus 5.5 (Max, Default Fallback) by Anthropic or Muse Spark 1.2 (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 5.5 (Max, Default Fallback) scores 18.0 points higher (57.6 vs 39.6) but costs 6.3× as much to run the benchmark ($8708 vs $1385; flagship vs premium cost classes). They are not alternatives at one budget: pick Claude Opus 5.5 (Max, Default Fallback) when you need intelligence above 39.6, and Muse Spark 1.2 (Xhigh) when 39.6 is enough.
| Metric | Claude Opus 5.5 (Max, Default Fallback) | Muse Spark 1.2 (Xhigh) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 57.6 | 39.6 | −31.3% Muse Spark 1.2 (Xhigh) is 31.3% less intelligent |
| Total AA cost (lower is better) | $8,708.20 | $1,385.40 | −84.1% Muse Spark 1.2 (Xhigh) is 84.1% cheaper |
| End-to-end time (lower is better) | 626.13s | 20.85s | −96.7% Muse Spark 1.2 (Xhigh) is 96.7% faster |
| Price per 1M tokens (in / out) | $4.00 / $20.0 | $1.25 / $4.25 | |
| Input modalities | Text, Image | Text, Image, Speech, Video |
Muse Spark 1.2 (Xhigh) vs Claude Opus 5.5 (Max, Default Fallback): 31.3% less intelligence, 84.1% less cost to run the AA benchmark, and 96.7% faster end-to-end.
Today's Pareto frontier
Against the frontier
- Claude Opus 5.5 (Max, Default Fallback) is on today's frontier: nothing is both smarter and cheaper.
- Muse Spark 1.2 (Xhigh) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
Claude Opus 5.5 (Max, Default Fallback)Muse Spark 1.2 (Xhigh)Today's Pareto frontierEvery other model
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