OpenAI o3vsQwen3 30B A3B Instruct 2507
Qwen3 30B A3B Instruct 2507 is cheaper than OpenAI o3 at $0.2/M vs $10/M input tokens.
| Spec | OpenAI o3 | Qwen3 30B A3B Instruct 2507 |
|---|---|---|
| Input price | $10/M tokens | $0.2/M tokens |
| Output price | $40/M tokens | $0.8/M tokens |
| Context window | — | 131K tokens |
| Weights | Closed | Open |
| Free API (OpenRouter) | No | No |
| Released | Apr 2025 | Jul 2025 |
Our Verdict
OpenAI o3
Qwen3 30B A3B Instruct 2507Runner-up
Not enough votes to call it. On the specs, OpenAI o3 has the edge: bigger model tier, major provider backing.
Qwen3 30B A3B Instruct 2507 costs 50x less per token.
Too close to call
API pricing
Cost per 1M tokens
OpenAI o3
Input
$10.00
Output
$40.00
Qwen3 30B A3B Instruct 2507
Input
$0.20
50× cheaper
Output
$0.80
50× cheaper
Qwen3 30B A3B Instruct 2507 is cheaper on both: 50× input, 50× output.
Where to run it
5 hosts, cheapest first
OpenAI o31 host
Per million tokens. Prices and uptime via OpenRouter, checked 8 Sep 2026.
Writing DNA
Style Comparison
Similarity
32%
Qwen3 30B A3B Instruct 2507 uses 110.4x more emoji
OpenAI o3
Qwen3 30B A3B Instruct 2507
70%Vocabulary55%
14wSentence Length19w
0.27Hedging0.46
0.6Bold6.4
2.8Lists3.9
0.00Emoji1.10
0.32Headings0.86
0.10Transitions0.14
Based on 19 + 28 text responses
Research
What we learned reading every model
FAQ
Common questions
Keep exploring
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