Model Comparison

Gemini 4 Carbon vs Opus 4.1

Gemini 4 Carbon ranks #5 on the AI IQ leaderboard with an estimated IQ of 139, while Opus 4.1 ranks #129 on the AI IQ leaderboard with an estimated IQ of 100. 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
Gemini 4 CarbonGoogleOpus 4.1Anthropic
Rank#5#129
IQ139100
Abstract Reasoning12098
Mathematical Reasoning14598
Academic Reasoning136111
Programmatic Reasoning153110
Computer Use15575
Reliability135111
Knowledge Work13094
Emotional Reasoning——
Effective Cost / 1M Tokens—$51.65
Sticker Price / 1M I/O Tokens—$90.00
Speed——
Context Window——
Released2026-10-282025-08-05
Open WeightsNoNo