Model Comparison

Glm 5.3 vs Opus 4

Glm 5.3 ranks #30 on the AI IQ leaderboard with an estimated IQ of 124, 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
Glm 5.3Z.aiOpus 4Anthropic
Rank#30#149
IQ12495
Abstract Reasoning9877
Mathematical Reasoning12993
Academic Reasoning131112
Programmatic Reasoning140109
Computer Use12675
Reliability121109
Knowledge Work12390
Emotional Reasoning——
Effective Cost / 1M Tokens$13.19$51.65
Sticker Price / 1M I/O Tokens$5.80$90.00
Speed90 tok/s—
Context Window1M—
Released2026-08-182025-05-22
Open WeightsYesNo