GPT-4.5vsQwen3 30B A3B
Qwen3 30B A3B is cheaper than GPT-4.5 at $0/M vs $75/M input tokens.
| Spec | GPT-4.5 | Qwen3 30B A3B |
|---|---|---|
| Input price | $75/M tokens | Free |
| Output price | $150/M tokens | Free |
| Context window | 128K tokens | 41K tokens |
| Parameters | Not disclosed | 30.5B (3.3B Active MoE) |
| Weights | — | Open |
| Free API (OpenRouter) | No | No |
| Released | Feb 2025 | Apr 2025 |
Our Verdict
GPT-4.5
Qwen3 30B A3BRunner-up
Not enough votes to call it. On the specs, GPT-4.5 has the edge: bigger model tier, bigger context window, major provider backing.
Too close to call
Reviewing agent-written code?See a Brief PR report
API pricing
Cost per 1M tokens
GPT-4.5
Input
$75.00
Output
$150.00
Qwen3 30B A3B
Input
$0.000
Output
$0.000
Where to run it
2 hosts, cheapest first
GPT-4.5
No hosts listed on OpenRouter.
Per million tokens. Prices and uptime via OpenRouter, checked 13 Sep 2026.
Writing DNA
Style Comparison
Similarity
57%
Qwen3 30B A3B uses 43.1x more emoji
GPT-4.5
Qwen3 30B A3B
63%Vocabulary56%
16wSentence Length17w
0.57Hedging0.67
4.7Bold6.9
6.4Lists3.9
0.00Emoji0.43
1.30Headings0.87
0.54Transitions0.14
Based on 11 + 28 text responses
Research
What we learned reading every model
FAQ
Common questions
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