Claude Fable 5 (High) vs Muse Wonder (Max) Benchmark Comparison

Direct benchmark comparison between Claude Fable 5 (High) and Muse Wonder (Max) based on LMArena Elo and the latest 2026 API pricing.

Direct Technical & Pricing Comparison

Frontier Model	LMArena Elo	API Cost (1M)	Throughput
Claude Fable 5 (High)	1504	$0.00001	49
Muse Wonder (Max)	1509	$0.000004	78

*These models represent the Pareto Frontier (optimal cost-to-performance).*

Comparison Summary: These models are highly competitive, with a negligible Elo gap of only 5 points. The choice between them should be driven by specific API features or provider preference. However, neither model is currently Pareto-optimal. Developers looking for peak efficiency should investigate hy4-preview, which offers a superior benchmark-to-price ratio.