Claude Fable 5.2 (Max, Default Fallback) vs Muse Spark Open (Xhigh)
Which is better for the money: Claude Fable 5.2 (Max, Default Fallback) by Anthropic or Muse Spark Open (Xhigh) by Meta? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-11-10.
Depends on your budget
Claude Fable 5.2 (Max, Default Fallback) scores 39.7 points higher (64.6 vs 24.9) but costs 13× as much to run the benchmark ($22191 vs $1697; flagship vs premium cost classes). They are not alternatives at one budget: pick Claude Fable 5.2 (Max, Default Fallback) when you need intelligence above 24.9, and Muse Spark Open (Xhigh) when 24.9 is enough.
| Metric | Claude Fable 5.2 (Max, Default Fallback) | Muse Spark Open (Xhigh) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 64.6 | 24.9 | −61.5% Muse Spark Open (Xhig… is 61.5% less intelligent |
| Total AA cost (lower is better) | $22,191.42 | $1,697.21 | −92.4% Muse Spark Open (Xhig… is 92.4% cheaper |
| End-to-end time (lower is better) | 258.66s | 11.49s | −95.6% Muse Spark Open (Xhig… is 95.6% faster |
| Price per 1M tokens (in / out) | $8.00 / $40.0 | $1.25 / $4.25 | |
| Input modalities | Text, Image | Text, Image, Speech, Video |
Muse Spark Open (Xhigh) vs Claude Fable 5.2 (Max, Default Fallback): 61.5% less intelligence, 92.4% less cost to run the AA benchmark, and 95.6% faster end-to-end.
Against the frontier
- Claude Fable 5.2 (Max, Default Fallback) is on today's frontier: nothing is both smarter and cheaper.
- Muse Spark Open (Xhigh) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 54.60 for $1124.
Compare something else
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