Model Comparison

Fable 5 vs O1

Fable 5 ranks #12 on the AI IQ leaderboard with an estimated IQ of 133, while O1 ranks #148 on the AI IQ leaderboard with an estimated IQ of 95. 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 5AnthropicO1OpenAI
Rank#12#148
IQ13395
Abstract Reasoning12279
Mathematical Reasoning143102
Academic Reasoning134106
Programmatic Reasoning141101
Computer Use13480
Reliability129110
Knowledge Work12990
Emotional Reasoning128—
Effective Cost / 1M Tokens$87.20$74.68
Sticker Price / 1M I/O Tokens$60.00$75.00
Speed69 tok/s—
Context Window1M—
Released2026-06-092024-12-05
Open WeightsNoNo