OpenAI o3 vs Qwen3 Coder Flash
Compare OpenAI o3 by OpenAI against Qwen3 Coder Flash by Qwen, tested across 54 shared challenges.
Our Verdict
OpenAI o3
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
API pricing
Cost per 1M tokens
OpenAI o3
Input
$10.00
Output
$40.00
Qwen3 Coder Flash
Input
$0.30
33× cheaper
Output
$1.50
27× cheaper
Qwen3 Coder Flash is cheaper on both — 33× input, 27× output
Writing DNA
Style Comparison
Similarity
40%
Qwen3 Coder Flash uses 8.7x more bold
OpenAI o3
Qwen3 Coder Flash
68%Vocabulary60%
14wSentence Length92w
0.26Hedging0.60
0.7Bold6.1
3.0Lists6.2
0.00Emoji0.00
0.38Headings1.64
0.12Transitions0.18
Based on 16 + 22 text responses
Research
What we learned reading every model
FAQ
