Claude Sonnet 5.5 vs Qwen3.7 Plus

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

Higher intelligence
Claude Sonnet 5.5
Anthropic
56
Intelligence Index
View Claude Sonnet 5.5
Qwen3.7 Plus
Alibaba
25.2
Intelligence Index
View Qwen3.7 Plus

Capability profile

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

Head to head

Claude Sonnet 5.5
Qwen3.7 Plus
Intelligence
56
25.2
Coding
—
55.9
Math
—
—
Context window
1,000,000
1,000,000
Output price
$10/1M
$3/1M
Input price
$2/1M
$0.5/1M
Speed (t/s)
144
56
Knowledge cutoff
2026-06
2025-04
Open weights
No
No
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