Claude Sonnet 5.5 (Max, Default Fallback) vs Muse Spark 1.3 (Xhigh)
Which is better for the money: Claude Sonnet 5.5 (Max, Default Fallback) by Anthropic or Muse Spark 1.3 (Xhigh) by Meta? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-26.
Depends on your budget
Claude Sonnet 5.5 (Max, Default Fallbac… scores 10.9 points higher (56.0 vs 45.1) but costs 4.4× as much to run the benchmark ($7260 vs $1655; flagship vs premium cost classes). They are not alternatives at one budget: pick Claude Sonnet 5.5 (Max, Default Fallbac… when you need intelligence above 45.1, and Muse Spark 1.3 (Xhigh) when 45.1 is enough.
| Metric | Claude Sonnet 5.5 (Max, Default Fallback) | Muse Spark 1.3 (Xhigh) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 56.0 | 45.1 | −19.5% Muse Spark 1.3 (Xhigh) is 19.5% less intelligent |
| Total AA cost (lower is better) | $7,259.50 | $1,655.27 | −77.2% Muse Spark 1.3 (Xhigh) is 77.2% cheaper |
| End-to-end time (lower is better) | 419.55s | 28.35s | −93.2% Muse Spark 1.3 (Xhigh) is 93.2% faster |
| Price per 1M tokens (in / out) | $2.00 / $10.0 | $1.25 / $4.25 | |
| Input modalities | Text, Image | Text, Image, Video |
Muse Spark 1.3 (Xhigh) vs Claude Sonnet 5.5 (Max, Default Fallback): 19.5% less intelligence, 77.2% less cost to run the AA benchmark, and 93.2% faster end-to-end.
Against the frontier
- Claude Sonnet 5.5 (Max, Default Fallback) is off the frontier: at the same or lower cost, Claude Opus 5.5 (Xhigh, Default Fallback) scores 56.00 for $4057.
- Muse Spark 1.3 (Xhigh) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
Compare something else
Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/claude-sonnet-5-5/muse-spark-1-3-xhigh · Markdown: /api/v1/compare/claude-sonnet-5-5/muse-spark-1-3-xhigh?format=md · llms.txt · agent skill