Claude Fable 5.2 (High, Default Fallback) vs Muse Spark Open (Xhigh)
Which is better for the money: Claude Fable 5.2 (High, 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 (High, Default Fallbac… scores 36.9 points higher (61.8 vs 24.9) but costs 4.2× as much to run the benchmark ($7106 vs $1697; flagship vs premium cost classes). They are not alternatives at one budget: pick Claude Fable 5.2 (High, Default Fallbac… when you need intelligence above 24.9, and Muse Spark Open (Xhigh) when 24.9 is enough.
| Metric | Claude Fable 5.2 (High, Default Fallback) | Muse Spark Open (Xhigh) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 61.8 | 24.9 | −59.7% Muse Spark Open (Xhig… is 59.7% less intelligent |
| Total AA cost (lower is better) | $7,105.77 | $1,697.21 | −76.1% Muse Spark Open (Xhig… is 76.1% cheaper |
| End-to-end time (lower is better) | 35.25s | 11.49s | −67.4% Muse Spark Open (Xhig… is 67.4% 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 (High, Default Fallback): 59.7% less intelligence, 76.1% less cost to run the AA benchmark, and 67.4% faster end-to-end.
Against the frontier
- Claude Fable 5.2 (High, 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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