Claude Opus 5 vs Qwen3 Next 80B A3B Instruct
Compare Claude Opus 5 by Anthropic against Qwen3 Next 80B A3B Instruct by Qwen, context windows of 1.0M vs 66K, tested across 54 shared challenges.
Our Verdict
Claude Opus 5
Qwen3 Next 80B A3B InstructRunner-up
No community votes yet. On paper, Claude Opus 5 has the edge — bigger model tier, newer, bigger context window, major provider backing.
Qwen3 Next 80B A3B Instruct is 17x cheaper per token — worth considering if cost matters.
Slight edge
API pricing
Cost per 1M tokens
Claude Opus 5
Input
$5.00
Output
$25.00
Qwen3 Next 80B A3B Instruct
Input
$0.15
33× cheaper
Output
$1.50
17× cheaper
Qwen3 Next 80B A3B Instruct is cheaper on both — 33× input, 17× output
Writing DNA
Style Comparison
Similarity
58%
Qwen3 Next 80B A3B Instruct uses 34.4x more emoji
Claude Opus 5
Qwen3 Next 80B A3B Instruct
54%Vocabulary52%
21wSentence Length16w
0.40Hedging0.20
3.9Bold5.8
1.9Lists3.7
0.02Emoji0.59
0.71Headings0.96
0.05Transitions0.05
Based on 27 + 20 text responses
Research
What we learned reading every model
FAQ
