Model Comparison

Grok 4.7 vs Opus 3

Grok 4.7 ranks #21 on the AI IQ leaderboard with an estimated IQ of 127, while Opus 3 ranks #175 on the AI IQ leaderboard with an estimated IQ of 80. The table below puts the two models side by side across the seven capability dimensions, emotional reasoning, cost, speed, and context window.

Grok 4.7 profile →Opus 3 profile →

First model Second model

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

	Grok 4.7xAI	Opus 3Anthropic
Rank	#21	#175
IQ	127	80
Abstract Reasoning	107	75
Mathematical Reasoning	125	71
Academic Reasoning	133	92
Programmatic Reasoning	140	79
Computer Use	126	75
Reliability	127	86
Knowledge Work	130	79
Emotional Reasoning	—	—
Effective Cost / 1M Tokens	$21.89	$51.65
Sticker Price / 1M I/O Tokens	$8.00	$90.00
Speed	92 tok/s	—
Context Window	500K	—
Released	2026-09-21	2024-03-04
Open Weights	No	No

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