Model Comparison

GPT 6 Astra vs Grok 4

GPT 6 Astra ranks #4 on the AI IQ leaderboard with an estimated IQ of 140, 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 AstraOpenAIGrok 4xAI
Rank#4#132
IQ14099
Abstract Reasoning13687
Mathematical Reasoning149103
Academic Reasoning134118
Programmatic Reasoning150110
Computer Use13975
Reliability136112
Knowledge Work13290
Emotional Reasoning—99
Effective Cost / 1M Tokens$34.22$34.90
Sticker Price / 1M I/O Tokens$60.00$18.00
Speed66 tok/s78 tok/s
Context Window1.1M—
Released2026-09-032025-07-09
Open WeightsNoNo