Claude Opus 4.1vsQwen3 Coder Flash
Qwen3 Coder Flash is cheaper than Claude Opus 4.1 at $0.3/M vs $15/M input tokens.
| Spec | Claude Opus 4.1 | Qwen3 Coder Flash |
|---|---|---|
| Input price | $15/M tokens | $0.3/M tokens |
| Output price | $75/M tokens | $1.5/M tokens |
| Context window | 200K tokens | 128K tokens |
| Weights | Closed | Closed |
| Free API (OpenRouter) | No | No |
| Released | Aug 2025 | Sep 2025 |
| SWE-bench Verified | 74.5% | 50.3% |
Our Verdict
Claude Opus 4.1
Qwen3 Coder FlashRunner-up
Not enough votes to call it. On the specs, Claude Opus 4.1 has the edge: bigger model tier, bigger context window, major provider backing.
Qwen3 Coder Flash costs 50x less per token.
Too close to call
API pricing
Cost per 1M tokens
Claude Opus 4.1
Input
$15.00
Output
$75.00
Qwen3 Coder Flash
Input
$0.30
50× cheaper
Output
$1.50
50× cheaper
Qwen3 Coder Flash is cheaper on both: 50× input, 50× output.
Where to run it
3 hosts
Qwen3 Coder Flash1 host
Per million tokens. Prices and uptime via OpenRouter, checked 9 Sep 2026.
Writing DNA
Style Comparison
Similarity
88%
Claude Opus 4.1 uses 3.7x more emoji
Claude Opus 4.1
Qwen3 Coder Flash
63%Vocabulary60%
64wSentence Length85w
0.72Hedging0.56
4.5Bold5.6
5.3Lists5.8
0.81Emoji0.22
1.42Headings1.49
0.16Transitions0.15
Based on 26 + 28 text responses
Research
What we learned reading every model
FAQ
Common questions
Keep exploring
More comparisons
Qwen3 Coder Flash vs GPT-5New provider
Qwen3 Coder Flash vs MiniMax M3New provider
Qwen3 Coder Flash vs Ox AlphaNew provider
Qwen3 Coder Flash vs Gemini 2.5 Pro Preview 06-05New provider
Qwen3 Coder Flash vs Ring 2.6 1TNew provider
Qwen3 Coder Flash vs Seed 2.0 CodeNew provider
Qwen3 Coder Flash vs Seed 2.0 LiteNew provider
Qwen3 Coder Flash vs Seed 2.1 TurboNew provider