Model Comparison

GPT 5.6 Sol vs Grok 4.6

GPT 5.6 Sol ranks #2 on the AI IQ leaderboard with an estimated IQ of 136, while Grok 4.6 ranks #16 on the AI IQ leaderboard with an estimated IQ of 123. The table below puts the two models side by side across the six reasoning 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 six scored Composite IQ dimensions, side by side
Domains Head to Head
Applied domain composite scores where at least one model is measured
GPT 5.6 SolOpenAIGrok 4.6xAI
Rank#2#16
IQ136123
Abstract Reasoning129109
Mathematical Reasoning144126
Academic Reasoning143138
Programmatic Reasoning143128
Computer Use137121
Reliability124116
Emotional Reasoning
Effective Cost / 1M Tokens$43.86$20.85
Sticker Price / 1M I/O Tokens$35.00$8.00
Speed57 tok/s
Context Window1M500K
Released2026-07-092026-08-12
Open WeightsNoNo