Model Comparison

GPT 6 Astra vs Opus 5

GPT 6 Astra ranks #4 on the AI IQ leaderboard with an estimated IQ of 140, while Opus 5 ranks #8 on the AI IQ leaderboard with an estimated IQ of 136. 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 5Anthropic
Rank#4#8
IQ140136
Abstract Reasoning136125
Mathematical Reasoning149144
Academic Reasoning134134
Programmatic Reasoning151147
Computer Use140137
Reliability136132
Knowledge Work133130
Emotional Reasoning—139
Effective Cost / 1M Tokens$34.14$44.94
Sticker Price / 1M I/O Tokens$60.00$30.00
Speed69 tok/s57 tok/s
Context Window1.1M1M
Released2026-09-032026-07-24
Open WeightsNoNo