Claude Opus 4.1 vs Qwen3 Next 80B A3B Instruct
Compare Claude Opus 4.1 by Anthropic against Qwen3 Next 80B A3B Instruct by Qwen, context windows of 200K vs 66K, tested across 53 shared challenges.
Our Verdict
Claude Opus 4.1
Qwen3 Next 80B A3B InstructRunner-up
No community votes yet. On paper, Claude Opus 4.1 has the edge — bigger model tier, bigger context window, major provider backing.
Qwen3 Next 80B A3B Instruct is 50x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
Claude Opus 4.1
Input
$15.00
Output
$75.00
Qwen3 Next 80B A3B Instruct
Input
$0.15
100× cheaper
Output
$1.50
50× cheaper
Qwen3 Next 80B A3B Instruct is cheaper on both — 100× input, 50× output
Writing DNA
Style Comparison
Similarity
36%
Claude Opus 4.1 uses 5.4x more sentence length
Claude Opus 4.1
Qwen3 Next 80B A3B Instruct
61%Vocabulary52%
87wSentence Length16w
0.54Hedging0.20
5.1Bold5.8
6.7Lists3.7
0.38Emoji0.59
1.68Headings0.96
0.13Transitions0.05
Based on 17 + 20 text responses
Research
What we learned reading every model
FAQ
