Model Comparison

Fable 5.2 vs Mistral Large 4

Fable 5.2 ranks #1 on the AI IQ leaderboard with an estimated IQ of 144, while Mistral Large 4 ranks #54 on the AI IQ leaderboard with an estimated IQ of 119. The table below puts the two models side by side across the seven capability dimensions, emotional reasoning, cost, speed, and context window.

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 5.2AnthropicMistral Large 4World (Other)
Rank#1#54
IQ144119
Abstract Reasoning13499
Mathematical Reasoning148121
Academic Reasoning135128
Programmatic Reasoning154132
Computer Use157112
Reliability145115
Knowledge Work134126
Emotional Reasoning——
Effective Cost / 1M Tokens$73.69$4.69
Sticker Price / 1M I/O Tokens$48.00$2.80
Speed—116 tok/s
Context Window1M1M
Released2026-11-092026-10-06
Open WeightsNoYes