Claude Fable 5.1 (Medium, Default Fallback) vs Muse Spark 1.3 (Max)
Which is better for the money: Claude Fable 5.1 (Medium, Default Fallback) by Anthropic or Muse Spark 1.3 (Max) by Meta? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-24.
Trade-off
Verdict
Depends on your budget
Claude Fable 5.1 (Medium, Default Fallb… scores 0.8 points higher (48.9 vs 48.1) but costs 2.0× as much to run the benchmark ($3983 vs $2000; both flagship class). Pick Claude Fable 5.1 (Medium, Default Fallb… when the extra intelligence is worth the premium, otherwise Muse Spark 1.3 (Max).
| Metric | Claude Fable 5.1 (Medium, Default Fallback) | Muse Spark 1.3 (Max) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 48.9 | 48.1 | −1.6% Muse Spark 1.3 (Max) is 1.6% less intelligent |
| Total AA cost (lower is better) | $3,983.28 | $2,000.35 | −49.8% Muse Spark 1.3 (Max) is 49.8% cheaper |
| End-to-end time (lower is better) | 13.16s | 84.79s | +544.3% Muse Spark 1.3 (Max) is 544.3% slower |
| Price per 1M tokens (in / out) | $10.0 / $50.0 | $1.25 / $4.25 | |
| Input modalities | Text, Image | Text, Image, Video |
Muse Spark 1.3 (Max) vs Claude Fable 5.1 (Medium, Default Fallback): 1.6% less intelligence, 49.8% less cost to run the AA benchmark, and 544.3% slower end-to-end.
Today's Pareto frontier
Against the frontier
- Claude Fable 5.1 (Medium, Default Fallback) is off the frontier: at the same or lower cost, Kimi K3.1 Pro scores 55.10 for $3117.
- Muse Spark 1.3 (Max) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
Claude Fable 5.1 (Medium, Default Fallback)Muse Spark 1.3 (Max)Today's Pareto frontierEvery other model
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