Claude Opus 4.5 vs QwQ 32B

Compare Claude Opus 4.5 by Anthropic against QwQ 32B by Qwen, tested across 15 shared challenges. Updated April 2026.

Which is better, Claude Opus 4.5 or QwQ 32B?

Claude Opus 4.5 and QwQ 32B are both competitive models. Compare their real outputs side by side below.

Key Differences Between Claude Opus 4.5 and QwQ 32B

Claude Opus 4.5 is made by anthropic while QwQ 32B is from qwen.

Our Verdict
Claude Opus 4.5
Claude Opus 4.5
QwQ 32B
QwQ 32BRunner-up

No community votes yet. On paper, Claude Opus 4.5 has the edge — bigger model tier, newer, major provider backing.

Slight edge
Writing DNA

Style Comparison

Similarity
96%

Claude Opus 4.5 uses 15.2x more emoji

Claude Opus 4.5
QwQ 32B
64%Vocabulary64%
55wSentence Length12w
0.86Hedging0.36
5.8Bold13.6
4.5Lists8.4
0.15Emoji0.00
1.59Headings0.00
0.05Transitions0.39
Based on 24 + 4 text responses
vs

Ask them anything yourself

Claude Opus 4.5QwQ 32B

279 AI models invented the same fake scientist.

We read every word. 250 models. 2.14 million words. This is what we found.

AI Hallucination Index 2026
Free preview13 of 58 slides
FAQ

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