Claude Sonnet 5.5 (Medium, Default Fallback) vs Muse Spark 1.3 (Xhigh)
Which is better for the money: Claude Sonnet 5.5 (Medium, 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.
Trade-off
Verdict
Depends on your budget
Muse Spark 1.3 (Xhigh) scores 4.3 points higher (45.1 vs 40.8) but costs 2.7× as much to run the benchmark ($1655 vs $622; both premium class). Pick Muse Spark 1.3 (Xhigh) when the extra intelligence is worth the premium, otherwise Claude Sonnet 5.5 (Medium, Default Fall….
| Metric | Claude Sonnet 5.5 (Medium, Default Fallback) | Muse Spark 1.3 (Xhigh) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 40.8 | 45.1 | +10.5% Muse Spark 1.3 (Xhigh) is 10.5% more intelligent |
| Total AA cost (lower is better) | $622.28 | $1,655.27 | +166.0% Muse Spark 1.3 (Xhigh) is 2.7× more expensive |
| End-to-end time (lower is better) | 6.13s | 28.35s | +362.5% Muse Spark 1.3 (Xhigh) is 362.5% slower |
| 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 (Medium, Default Fallback): 10.5% more intelligence, 166.0% more cost to run the AA benchmark, and 362.5% slower end-to-end.
Today's Pareto frontier
Against the frontier
- Claude Sonnet 5.5 (Medium, Default Fallback) is off the frontier: at the same or lower cost, GPT-6.1 Sol (High) scores 50.20 for $521.
- 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.
Claude Sonnet 5.5 (Medium, Default Fallback)Muse Spark 1.3 (Xhigh)Today's Pareto frontierEvery other model
Matchup
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