Model Comparison

GPT 5.4 Mini vs GPT 6 Astra

GPT 5.4 Mini ranks #71 on the AI IQ leaderboard with an estimated IQ of 111, 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
GPT 5.4 MiniOpenAIGPT 6 AstraOpenAI
Rank#71#4
IQ111140
Abstract Reasoning87136
Mathematical Reasoning116149
Academic Reasoning124134
Programmatic Reasoning116151
Computer Use112140
Reliability110136
Knowledge Work114133
Emotional Reasoning——
Effective Cost / 1M Tokens$6.36$34.14
Sticker Price / 1M I/O Tokens$5.25$60.00
Speed327 tok/s69 tok/s
Context Window400K1.1M
Released2026-03-172026-09-03
Open WeightsNoNo