Claude Haiku 5.5 vs Grok 4.7

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

Claude Haiku 5.5
Anthropic
43.4
Intelligence Index
View Claude Haiku 5.5
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 Haiku 5.5
Grok 4.7
Intelligence
43.4
46.4
Coding
—
—
Math
—
—
Context window
1,000,000
500,000
Output price
$0.5/1M
$6/1M
Input price
$0.1/1M
$2/1M
Speed (t/s)
239
60
Knowledge cutoff
2026-06
2026-05
Open weights
No
No
Compare more on the AI models hub.