Model Comparison

GPT 6 Astra vs Grok 4.6

GPT 6 Astra ranks #1 on the AI IQ leaderboard with an estimated IQ of 139, while Grok 4.6 ranks #20 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 6 AstraOpenAIGrok 4.6xAI
Rank#1#20
IQ139123
Abstract Reasoning133109
Mathematical Reasoning146126
Academic Reasoning144138
Programmatic Reasoning145128
Computer Use137121
Reliability128116
Emotional Reasoning
Effective Cost / 1M Tokens$101.76$21.06
Sticker Price / 1M I/O Tokens$60.00$8.00
Speed71 tok/s
Context Window1.1M500K
Released2026-09-032026-08-12
Open WeightsNoNo