Claude Opus 4.7 vs Qwen: Qwen3.5 Plus 2026-02-15
Compare Claude Opus 4.7 by Anthropic against Qwen: Qwen3.5 Plus 2026-02-15 by Qwen, context windows of 1.0M vs 1.0M, tested across 53 shared challenges.
Our Verdict
Claude Opus 4.7
Qwen: Qwen3.5 Plus 2026-02-15Runner-up
No community votes yet. On paper, Claude Opus 4.7 has the edge — newer, major provider backing.
Qwen: Qwen3.5 Plus 2026-02-15 is 10x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
Claude Opus 4.7
Input
$5.00
Output
$25.00
Qwen: Qwen3.5 Plus 2026-02-15
Input
$0.40
13× cheaper
Output
$2.40
10× cheaper
Qwen: Qwen3.5 Plus 2026-02-15 is cheaper on both — 13× input, 10× output
Writing DNA
Style Comparison
Similarity
37%
Claude Opus 4.7 uses 8.6x more emoji
Claude Opus 4.7
Qwen: Qwen3.5 Plus 2026-02-15
64%Vocabulary54%
20wSentence Length18w
0.51Hedging0.51
4.6Bold5.3
3.8Lists2.9
0.86Emoji0.10
1.60Headings0.75
0.03Transitions0.09
Based on 27 + 23 text responses
Research
What we learned reading every model
FAQ
