Claude Fable 5.1 (Adaptive Reasoning, Medium Effort, Default Fallback) vs Muse Spark 1.3 (max)

Anthropic · Meta · catalog 2026-09-14

Trade-off: Muse Spark 1.3 (max) is cheaper ($0.78 vs $7.175/M); Claude Fable 5.1 (Adaptive Reasoning, Medium Effort, Default Fallback) scores higher on intelligence (49.1 vs 48.2).

	Claude Fable 5.1 (Adaptive Reasoning, Medium Effort, Default Fallback)	Muse Spark 1.3 (max)
Speed (tok/s)	49.6 measured	205.9 measured
Blended $/M	$7.175 derived	$0.78 derived
Intelligence index	49.1 measured	48.2 measured
TTFT (ms)	594 measured	2164 measured
Context	—	1049k list
Coding index	77 measured	76 measured
Agentic index	51 measured	56 measured

Claude Fable 5.1 (Adaptive Reasoning, Medium Effort, Default Fallback) card · Muse Spark 1.3 (max) card · 3D observatory

Verdicts use price×intelligence dominance only, and only where both sides are measured; null cells stay null with their provenance (em-dash = not in catalog). Percentile-free by design — this page compares two models, not the field. Generated page — do not hand-edit.