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Model Comparison

Fable 5.1 vs Muse Glimmer

Fable 5.1 ranks #5 on the AI IQ leaderboard with an estimated IQ of 137, while Muse Glimmer ranks #92 on the AI IQ leaderboard with an estimated IQ of 106. The table below puts the two models side by side across the seven capability dimensions, emotional reasoning, cost, speed, and context window.

Fable 5.1 profile →Muse Glimmer profile →
Where They Sit on the IQ Bell Curve
Both models highlighted on the standard normal IQ distribution of every tracked model
IQ Dimensions Head to Head
The seven scored Composite IQ dimensions, side by side
Domains Head to Head
Applied domain composite scores where at least one model is measured
Fable 5.1AnthropicMuse GlimmerMeta
Rank#5#92
IQ137106
Abstract Reasoning12487
Mathematical Reasoning14894
Academic Reasoning136120
Programmatic Reasoning147104
Computer Use140114
Reliability135112
Knowledge Work133110
Emotional Reasoning——
Effective Cost / 1M Tokens$90.82$0.56
Sticker Price / 1M I/O Tokens$60.00$1.68
Speed68 tok/s142 tok/s
Context Window1M128K
Released2026-09-012026-08-10
Open WeightsNoYes
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