Qwen3 Coder Plus vs OpenAI o3

Compare Qwen3 Coder Plus by Qwen against OpenAI o3 by OpenAI, tested across 54 shared challenges. Updated April 2026.

Which is better, Qwen3 Coder Plus or OpenAI o3?

Qwen3 Coder Plus and OpenAI o3 are both competitive models. Qwen3 Coder Plus costs $1/M input tokens vs $10/M for OpenAI o3. Compare their real outputs side by side below.

Key Differences Between Qwen3 Coder Plus and OpenAI o3

Qwen3 Coder Plus is made by qwen while OpenAI o3 is from openai. On pricing, Qwen3 Coder Plus costs $1/M input tokens vs $10/M for OpenAI o3.

Our Verdict
OpenAI o3
OpenAI o3
Qwen3 Coder Plus
Qwen3 Coder PlusRunner-up

No community votes yet. On paper, OpenAI o3 has the edge — bigger model tier, major provider backing.

Qwen3 Coder Plus is 8.0x cheaper per token — worth considering if cost matters.

Too close to call
Writing DNA

Style Comparison

Similarity
93%

Qwen3 Coder Plus uses 14.8x more emoji

Qwen3 Coder Plus
OpenAI o3
65%Vocabulary68%
54wSentence Length14w
0.74Hedging0.26
3.6Bold0.7
6.0Lists3.0
0.15Emoji0.00
1.72Headings0.38
0.16Transitions0.12
Based on 22 + 16 text responses
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Qwen3 Coder PlusOpenAI o3

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
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