Model Comparison

GPT 6 Astra vs Opus 4

GPT 6 Astra ranks #4 on the AI IQ leaderboard with an estimated IQ of 140, while Opus 4 ranks #149 on the AI IQ leaderboard with an estimated IQ of 95. 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 AstraOpenAIOpus 4Anthropic
Rank#4#149
IQ14095
Abstract Reasoning13677
Mathematical Reasoning14993
Academic Reasoning134112
Programmatic Reasoning150109
Computer Use13975
Reliability136109
Knowledge Work13290
Emotional Reasoning——
Effective Cost / 1M Tokens$34.22$51.65
Sticker Price / 1M I/O Tokens$60.00$90.00
Speed66 tok/s—
Context Window1.1M—
Released2026-09-032025-05-22
Open WeightsNoNo