Qwen3 Coder Flash vs OpenAI o3

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

Which is better, Qwen3 Coder Flash or OpenAI o3?

Qwen3 Coder Flash and OpenAI o3 are both competitive models. Qwen3 Coder Flash costs $0.3/M input tokens vs $10/M for OpenAI o3. Compare their real outputs side by side below.

Key Differences Between Qwen3 Coder Flash and OpenAI o3

Qwen3 Coder Flash is made by qwen while OpenAI o3 is from openai. On pricing, Qwen3 Coder Flash costs $0.3/M input tokens vs $10/M for OpenAI o3.

Our Verdict
OpenAI o3
OpenAI o3
Qwen3 Coder Flash
Qwen3 Coder FlashRunner-up

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

Qwen3 Coder Flash is 27x cheaper per token — worth considering if cost matters.

Too close to call
Writing DNA

Style Comparison

Similarity
92%

Qwen3 Coder Flash uses 8.7x more bold

Qwen3 Coder Flash
OpenAI o3
60%Vocabulary68%
92wSentence Length14w
0.60Hedging0.26
6.1Bold0.7
6.2Lists3.0
0.00Emoji0.00
1.64Headings0.38
0.18Transitions0.12
Based on 22 + 16 text responses
vs

Ask them anything yourself

Qwen3 Coder FlashOpenAI 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
FAQ

Common questions