Model Comparison

Fable 5 vs Qwen3.8 Max 0902

Fable 5 ranks #10 on the AI IQ leaderboard with an estimated IQ of 133, while Qwen3.8 Max 0902 ranks #24 on the AI IQ leaderboard with an estimated IQ of 126. 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 5AnthropicQwen3.8 Max 0902Alibaba
Rank#10#24
IQ133126
Abstract Reasoning122107
Mathematical Reasoning143131
Academic Reasoning134131
Programmatic Reasoning141140
Computer Use135121
Reliability129120
Knowledge Work130129
Emotional Reasoning128—
Effective Cost / 1M Tokens$87.06$20.79
Sticker Price / 1M I/O Tokens$60.00$8.00
Speed71 tok/s38 tok/s
Context Window1M1M
Released2026-06-092026-09-02
Open WeightsNoNo