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Model Comparison

Deepseek V3.1 vs Deepseek V4 Pro

Deepseek V3.1 ranks #131 on the AI IQ leaderboard with an estimated IQ of 98, while Deepseek V4 Pro ranks #31 on the AI IQ leaderboard with an estimated IQ of 123. The table below puts the two models side by side across the seven capability dimensions, emotional reasoning, cost, speed, and context window.

Deepseek V3.1 profile →Deepseek V4 Pro profile →
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
Deepseek V3.1DeepSeekDeepseek V4 ProDeepSeek
Rank#131#31
IQ98123
Abstract Reasoning73109
Mathematical Reasoning100132
Academic Reasoning113130
Programmatic Reasoning105129
Computer Use97123
Reliability102118
Knowledge Work96124
Emotional Reasoning—118
Effective Cost / 1M Tokens$2.48$7.01
Sticker Price / 1M I/O Tokens$2.26$5.28
Speed122 tok/s110 tok/s
Context Window—1M
Released2025-08-212026-04-24
Open WeightsYesYes
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