Model Comparison

GPT 6.1 Sol vs Grok 4

GPT 6.1 Sol ranks #1 on the AI IQ leaderboard with an estimated IQ of 141, while Grok 4 ranks #132 on the AI IQ leaderboard with an estimated IQ of 99. 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
GPT 6.1 SolOpenAIGrok 4xAI
Rank#1#132
IQ14199
Abstract Reasoning13387
Mathematical Reasoning150103
Academic Reasoning135118
Programmatic Reasoning153110
Computer Use14875
Reliability135112
Knowledge Work13290
Emotional Reasoning—99
Effective Cost / 1M Tokens$6.30$34.90
Sticker Price / 1M I/O Tokens$12.00$18.00
Speed73 tok/s78 tok/s
Context Window1.1M—
Released2026-09-292025-07-09
Open WeightsNoNo