Model Comparison

Fable 5.2 vs Kimi K3.1 Pro

Fable 5.2 ranks #1 on the AI IQ leaderboard with an estimated IQ of 144, while Kimi K3.1 Pro ranks #15 on the AI IQ leaderboard with an estimated IQ of 132. 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 5.2AnthropicKimi K3.1 ProKimi
Rank#1#15
IQ144132
Abstract Reasoning134110
Mathematical Reasoning148139
Academic Reasoning135135
Programmatic Reasoning154145
Computer Use157131
Reliability145129
Knowledge Work134133
Emotional Reasoning——
Effective Cost / 1M Tokens$73.69—
Sticker Price / 1M I/O Tokens$48.00—
Speed—43 tok/s
Context Window1M1.0M
Released2026-11-092026-10-23
Open WeightsNoNo