Claude Sonnet 5.5 vs Mistral Large 4

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

Claude Sonnet 5.5
Anthropic
56
Intelligence Index
View Claude Sonnet 5.5
Mistral Large 4
Mistral
—
Intelligence Index
View Mistral Large 4

Capability profile

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

Head to head

Claude Sonnet 5.5
Mistral Large 4
Intelligence
56
—
Coding
—
—
Math
—
—
Context window
1,000,000
1,048,576
Output price
$10/1M
$2.09/1M
Input price
$2/1M
$0.68/1M
Speed (t/s)
130
—
Knowledge cutoff
2026-06
—
Open weights
No
No
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