Model Comparison

GPT 5.3 Codex vs Muse Wonder Full

GPT 5.3 Codex ranks #66 on the AI IQ leaderboard with an estimated IQ of 112, while Muse Wonder Full ranks #12 on the AI IQ leaderboard with an estimated IQ of 130. 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 5.3 CodexOpenAIMuse Wonder FullMeta
Rank#66#12
IQ112130
Abstract Reasoning84108
Mathematical Reasoning103140
Academic Reasoning129137
Programmatic Reasoning124141
Computer Use113124
Reliability115128
Knowledge Work113136
Emotional Reasoning——
Effective Cost / 1M Tokens$18.57—
Sticker Price / 1M I/O Tokens$15.75—
Speed83 tok/s—
Context Window400K—
Released2026-02-052026-10-12
Open WeightsNoNo