Model Comparison

Gemini 4 Carbon vs GPT 6 Astra

Gemini 4 Carbon ranks #5 on the AI IQ leaderboard with an estimated IQ of 139, while GPT 6 Astra ranks #4 on the AI IQ leaderboard with an estimated IQ of 140. 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
Gemini 4 CarbonGoogleGPT 6 AstraOpenAI
Rank#5#4
IQ139140
Abstract Reasoning121136
Mathematical Reasoning145149
Academic Reasoning136134
Programmatic Reasoning153150
Computer Use156140
Reliability135136
Knowledge Work130132
Emotional Reasoning——
Effective Cost / 1M Tokens—$34.22
Sticker Price / 1M I/O Tokens—$60.00
Speed—66 tok/s
Context Window—1.1M
Released2026-10-282026-09-03
Open WeightsNoNo