Claude Opus 5.5 (Low, Default Fallback) vs Muse Spark 1.1 (Xhigh)
Which is better for the money: Claude Opus 5.5 (Low, Default Fallback) by Anthropic or Muse Spark 1.1 (Xhigh) by Meta? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-24.
Clear winner
Verdict
Pick Claude Opus 5.5 (Low, Default Fallback)
Muse Spark 1.1 (Xhigh) vs Claude Opus 5.5 (Low, Default Fallback): 20.3% less intelligence, 101.9% more cost to run the AA benchmark, and 45.3% slower end-to-end.
| Metric | Claude Opus 5.5 (Low, Default Fallback) | Muse Spark 1.1 (Xhigh) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 42.3 | 33.7 | −20.3% Muse Spark 1.1 (Xhigh) is 20.3% less intelligent |
| Total AA cost (lower is better) | $860.33 | $1,737.18 | +101.9% Muse Spark 1.1 (Xhigh) is 2.0× more expensive |
| End-to-end time (lower is better) | 13.42s | 19.50s | +45.3% Muse Spark 1.1 (Xhigh) is 45.3% slower |
| Price per 1M tokens (in / out) | $4.00 / $20.0 | $1.25 / $4.25 | |
| Input modalities | Text, Image | Text, Image, Speech, Video |
Today's Pareto frontier
Against the frontier
- Claude Opus 5.5 (Low, Default Fallback) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Xhigh) scores 51.00 for $662.
- Muse Spark 1.1 (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 (Low, Default Fallback)Muse Spark 1.1 (Xhigh)Today's Pareto frontierEvery other model
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Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/claude-opus-5-5-low/muse-spark-1-1 · Markdown: /api/v1/compare/claude-opus-5-5-low/muse-spark-1-1?format=md · llms.txt · agent skill