Claude Opus 5 vs Qwen3 30B A3B Thinking 2507
Compare Claude Opus 5 by Anthropic against Qwen3 30B A3B Thinking 2507 by Qwen, context windows of 1.0M vs 262K, tested across 54 shared challenges.
Our Verdict
Claude Opus 5
Qwen3 30B A3B Thinking 2507Runner-up
No community votes yet. On paper, Claude Opus 5 has the edge — bigger model tier, newer, bigger context window, major provider backing.
Qwen3 30B A3B Thinking 2507 is 88x 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 30B A3B Thinking 2507
Input
$0.07
70× cheaper
Output
$0.28
88× cheaper
Qwen3 30B A3B Thinking 2507 is cheaper on both — 70× input, 88× output
Writing DNA
Style Comparison
Similarity
50%
Qwen3 30B A3B Thinking 2507 uses 39.7x more emoji
Claude Opus 5
Qwen3 30B A3B Thinking 2507
54%Vocabulary54%
21wSentence Length14w
0.40Hedging0.12
3.9Bold7.5
1.9Lists4.2
0.02Emoji0.68
0.71Headings0.93
0.05Transitions0.12
Based on 27 + 16 text responses
Research
What we learned reading every model
FAQ
