Claude Opus 4.7 vs Grok 4.7

Which is the better AI model in 2026? Here's how they compare.

Claude Opus 4.7
Anthropic
40.7
Intelligence Index
View Claude Opus 4.7
Higher intelligence
Grok 4.7
xAI
46.4
Intelligence Index
View Grok 4.7

Capability profile

Artificial Analysis indices (0–100). Missing dimensions show as 0.

Head to head

Claude Opus 4.7
Grok 4.7
Intelligence
40.7
46.4
Coding
73.6
Math
Context window
1,000,000
500,000
Output price
$25/1M
$6/1M
Input price
$5/1M
$2/1M
Speed (t/s)
0
50
Knowledge cutoff
2026-01-31
2026-05
Open weights
No
No
Compare more on the AI models hub.