GPT-5 CodexvsQwen Plus 0728
GPT-5 Codex is the newer model, released after Qwen Plus 0728.
| Spec | GPT-5 Codex | Qwen Plus 0728 |
|---|---|---|
| Input price | — | $0.4/M tokens |
| Output price | — | $1.2/M tokens |
| Context window | — | 1.0M tokens |
| Weights | — | Closed |
| Free API (OpenRouter) | No | No |
| Released | Sep 2025 | Sep 2025 |
Our Verdict
GPT-5 Codex
Qwen Plus 0728Runner-up
Not enough votes to call it. On the specs, GPT-5 Codex has the edge: bigger model tier, major provider backing.
Too close to call
Reviewing agent-written code?See a Brief PR report
API pricing
Cost per 1M tokens
GPT-5 Codex
Input
—
Output
—
Qwen Plus 0728
Input
$0.40
Output
$1.20
Where to run it
1 host
GPT-5 Codex
No hosts listed on OpenRouter.
Qwen Plus 07281 host
Per million tokens. Prices and uptime via OpenRouter, checked 13 Sep 2026.
Writing DNA
Style Comparison
Similarity
51%
Qwen Plus 0728 uses 5.6x more emoji
GPT-5 Codex
Qwen Plus 0728
64%Vocabulary57%
17wSentence Length21w
0.38Hedging0.58
2.3Bold5.7
3.5Lists3.7
0.15Emoji0.81
0.49Headings0.78
0.05Transitions0.21
Based on 13 + 28 text responses
Research
What we learned reading every model
FAQ
Common questions
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