Claude Opus 4.5 vs Qwen3 235B A22B

Compare Claude Opus 4.5 by Anthropic against Qwen3 235B A22B by Qwen, tested across 53 shared challenges. Updated April 2026.

Which is better, Claude Opus 4.5 or Qwen3 235B A22B?

Claude Opus 4.5 and Qwen3 235B A22B are both competitive models. Compare their real outputs side by side below.

Key Differences Between Claude Opus 4.5 and Qwen3 235B A22B

Claude Opus 4.5 is made by anthropic while Qwen3 235B A22B is from qwen.

Our Verdict
Claude Opus 4.5
Claude Opus 4.5
Qwen3 235B A22B
Qwen3 235B A22BRunner-up

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

Too close to call
Writing DNA

Style Comparison

Similarity
77%

Claude Opus 4.5 uses 86.3x more hedging

Claude Opus 4.5
Qwen3 235B A22B
64%Vocabulary68%
55wSentence Length9w
0.86Hedging0.00
5.8Bold5.8
4.5Lists3.7
0.15Emoji0.74
1.59Headings0.00
0.05Transitions0.12
Based on 24 + 2 text responses
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Claude Opus 4.5Qwen3 235B A22B

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
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