GPT-5.3-Codex vs Qwen3 Next 80B A3B Thinking
Compare GPT-5.3-Codex by OpenAI against Qwen3 Next 80B A3B Thinking by Qwen, context windows of 400K vs 66K, tested across 53 shared challenges.
Our Verdict
GPT-5.3-Codex
Qwen3 Next 80B A3B ThinkingRunner-up
No community votes yet. On paper, GPT-5.3-Codex has the edge — bigger model tier, newer, bigger context window, major provider backing.
Qwen3 Next 80B A3B Thinking is 9.3x cheaper per token — worth considering if cost matters.
Slight edge
API pricing
Cost per 1M tokens
GPT-5.3-Codex
Input
$1.75
Output
$14.00
Qwen3 Next 80B A3B Thinking
Input
$0.15
12× cheaper
Output
$1.50
9.3× cheaper
Qwen3 Next 80B A3B Thinking is cheaper on both — 12× input, 9.3× output
Writing DNA
Style Comparison
Similarity
65%
Qwen3 Next 80B A3B Thinking uses 3.7x more emoji
GPT-5.3-Codex
Qwen3 Next 80B A3B Thinking
65%Vocabulary54%
23wSentence Length16w
0.51Hedging0.31
6.5Bold6.0
6.2Lists4.5
0.16Emoji0.58
1.90Headings0.88
0.03Transitions0.10
Based on 23 + 17 text responses
Research
What we learned reading every model
FAQ
