Claude Opus 5.5 vs Qwen3.8 Flash

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

Claude Opus 5.5
Anthropic
57.6
Intelligence Index
View Claude Opus 5.5
Qwen3.8 Flash
Alibaba
—
Intelligence Index
View Qwen3.8 Flash

Capability profile

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

Head to head

Claude Opus 5.5
Qwen3.8 Flash
Intelligence
57.6
—
Coding
—
—
Math
—
—
Context window
1,000,000
1,000,000
Output price
$20/1M
$0.47/1M
Input price
$4/1M
$0.15/1M
Speed (t/s)
96
—
Knowledge cutoff
2026-06
—
Open weights
No
No
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