Model Comparison

GPT 6 Astra vs Mercury 3

GPT 6 Astra ranks #4 on the AI IQ leaderboard with an estimated IQ of 140, while Mercury 3 ranks #135 on the AI IQ leaderboard with an estimated IQ of 98. 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 AstraOpenAIMercury 3US (Other)
Rank#4#135
IQ14098
Abstract Reasoning13682
Mathematical Reasoning14996
Academic Reasoning134107
Programmatic Reasoning15099
Computer Use14095
Reliability136110
Knowledge Work13299
Emotional Reasoning——
Effective Cost / 1M Tokens$33.91$0.40
Sticker Price / 1M I/O Tokens$60.00$0.90
Speed57 tok/s—
Context Window1.1M1M
Released2026-09-032026-10-19
Open WeightsNoNo