Model Comparison

K Exaone vs Mercury 2

K Exaone ranks #140 on the AI IQ leaderboard with an estimated IQ of 97, while Mercury 2 ranks #156 on the AI IQ leaderboard with an estimated IQ of 93. 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
K ExaoneWorld (Other)Mercury 2US (Other)
Rank#140#156
IQ9793
Abstract Reasoning7777
Mathematical Reasoning11287
Academic Reasoning112111
Programmatic Reasoning11399
Computer Use7575
Reliability103102
Knowledge Work9198
Emotional Reasoning——
Effective Cost / 1M Tokens$0.61$0.63
Sticker Price / 1M I/O Tokens$1.00$1.00
Speed—508 tok/s
Context Window256K128K
Released2025-12-312026-02-24
Open WeightsYesNo