Claude 3 Opus vs Qwen3 Coder Next

Compare Claude 3 Opus by Anthropic against Qwen3 Coder Next by Qwen, context windows of 200K vs 262K, tested across 12 shared challenges. Updated April 2026.

Which is better, Claude 3 Opus or Qwen3 Coder Next?

Claude 3 Opus and Qwen3 Coder Next are both competitive models. Claude 3 Opus costs $15/M input tokens vs $0.2/M for Qwen3 Coder Next. Context windows: 200K vs 262K tokens. Compare their real outputs side by side below.

Key Differences Between Claude 3 Opus and Qwen3 Coder Next

Claude 3 Opus is made by anthropic while Qwen3 Coder Next is from qwen. Claude 3 Opus has a 200K token context window compared to Qwen3 Coder Next's 262K. On pricing, Claude 3 Opus costs $15/M input tokens vs $0.2/M for Qwen3 Coder Next.

Our Verdict
Claude 3 Opus
Claude 3 Opus
Qwen3 Coder Next
Qwen3 Coder NextRunner-up

No community votes yet. On paper, Claude 3 Opus has the edge — bigger model tier, major provider backing.

Qwen3 Coder Next is 50x cheaper per token — worth considering if cost matters.

Too close to call
Writing DNA

Style Comparison

Similarity
86%

Qwen3 Coder Next uses 628.3x more bold

Claude 3 Opus
Qwen3 Coder Next
54%Vocabulary58%
14wSentence Length19w
0.48Hedging0.29
0.0Bold6.3
3.0Lists4.0
0.00Emoji0.86
0.00Headings0.92
0.06Transitions0.07
Based on 3 + 21 text responses
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Claude 3 OpusQwen3 Coder Next

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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