Model Comparison

Fable 5 vs GPT 6.1 Sol

Fable 5 ranks #12 on the AI IQ leaderboard with an estimated IQ of 133, while GPT 6.1 Sol ranks #1 on the AI IQ leaderboard with an estimated IQ of 141. 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 5AnthropicGPT 6.1 SolOpenAI
Rank#12#1
IQ133141
Abstract Reasoning122133
Mathematical Reasoning143150
Academic Reasoning134135
Programmatic Reasoning141153
Computer Use134148
Reliability129135
Knowledge Work129132
Emotional Reasoning128—
Effective Cost / 1M Tokens$87.20$6.30
Sticker Price / 1M I/O Tokens$60.00$12.00
Speed69 tok/s73 tok/s
Context Window1M1.1M
Released2026-06-092026-09-29
Open WeightsNoNo