Model Comparison

Kimi K3.1 Pro vs Qwen3.5 397b

Kimi K3.1 Pro ranks #14 on the AI IQ leaderboard with an estimated IQ of 132, while Qwen3.5 397b ranks #87 on the AI IQ leaderboard with an estimated IQ of 109. 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
Kimi K3.1 ProKimiQwen3.5 397bAlibaba
Rank#14#87
IQ132109
Abstract Reasoning11081
Mathematical Reasoning140113
Academic Reasoning135121
Programmatic Reasoning145110
Computer Use132114
Reliability128117
Knowledge Work133109
Emotional Reasoning—108
Effective Cost / 1M Tokens—$4.90
Sticker Price / 1M I/O Tokens—$4.20
Speed43 tok/s58 tok/s
Context Window1.0M262K
Released2026-10-232026-02-16
Open WeightsNoYes