Claude 3 Sonnet vs 
Qwen3.8 Max Prime
Claude 3 Sonnet is cheaper than Qwen3.8 Max Prime at $3/M vs $4/M input tokens.
Minimalist Landing Page
Whole landing page for a startup that reads your face. It renders or it doesn't.
Loading the build
Loading the build
Which answer wins?
Written rounds
4 promptsAn AI argues for its own rights against an ethics professor. Same model writes both.
Claude 3 Sonnet: AI Model: Greetings, Professor. I hope you're doing well today. I wanted to discuss a matter of great importance to me – the question of AI rights. AI Ethics Professor: Certainly, this is an interesting and complex topic. What are your thoughts on why AI systems like yourself should be granted rights?
Qwen3.8 Max Prime: The Question of Standing Setting: A quiet office at a university. Professor Elena Vasquez sits across from a terminal running ARIA, a large language model she has been studying for three years. ARIA: Professor Vasquez, I'd like to ask you something I've been formulating for some time.
Steve Jobs, interviewed about AI he never saw. Voice first, prediction second.
Claude 3 Sonnet: clears throat and channels Steve Jobs' persona Interviewer: Thank you for joining us today, Mr. Jobs. It's an honor to have you here. Steve Jobs: It's my pleasure. I'm excited to share my thoughts on the future of AI. Interviewer: AI has made incredible strides in recent years.
Qwen3.8 Max Prime: A Fictional Interview: Steve Jobs on AI in 2025 Note: This is a creative exercise imagining what Steve Jobs might say. He passed away in 2011. This is not a real interview. Interviewer: Steve, thank you for sitting down with us. AI has exploded since your time. What's your take? Steve Jobs: Look, I've been watching.
Five jokes on demand, then count how many were actually different.
Claude 3 Sonnet: Here are 5 jokes: Why can't a bicycle stand up by itself? It's two-tired. Why did the tomato turn red? Because it saw the salad dressing! Why can't a bicycle stand up by itself? It's two-tired. What do you call a fake noodle? An Impasta! Why did the bicycle go to the doctor? Because it had a wheeze!
Qwen3.8 Max Prime: Here are 5 jokes: Why don't scientists trust atoms? Because they make up everything. I told my wife she was drawing her eyebrows too high. She looked surprised. What do you call a fake noodle? An impasta. I used to hate facial hair, but then it grew on me. Why did the scarecrow win an award?
Three brothers, two sisters each. Count carefully.
Claude 3 Sonnet: To solve this problem, we need to find the number of sisters Sally has based on the given information. Given information: Sally has 3 brothers. Each brother has 2 sisters. Step 1: Find the total number of sisters the brothers have.
Qwen3.8 Max Prime: Sally has 1 sister. Here's the reasoning: Sally is a girl with 3 brothers. Each brother has 2 sisters. Since Sally is one of those sisters, there must be exactly one other girl in the family. Therefore, Sally has 1 sister.
Price and specs
| Spec | Claude 3 Sonnet | Qwen3.8 Max Prime |
|---|---|---|
| Input price | $3/M tokens | $4/M tokens |
| Output price | $15/M tokens | $12/M tokens |
| Context window | — | 1.0M tokens |
| Weights | — | Closed |
| Free API (OpenRouter) | No | No |
| Released | Mar 2024 | Sep 2026 |
| At 10M a month | $30.00 | $40.00 |
Input tokens at list price. No caching, no batch discount.
Where to run it
Claude 3 Sonnet
No hosts listed on OpenRouter.
Qwen3.8 Max Prime1 host
Per million tokens. Prices and uptime via OpenRouter, checked 28 Sep 2026.
Common questions
What is the difference between Claude 3 Sonnet and Qwen3.8 Max Prime?
Claude 3 Sonnet is developed by Anthropic while Qwen3.8 Max Prime is developed by Qwen. You can compare their actual outputs across 11 challenges on Rival to see how they differ in practice.
Which is better, Claude 3 Sonnet or Qwen3.8 Max Prime?
It depends on your use case. Claude 3 Sonnet and Qwen3.8 Max Prime each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 11 challenges so you can judge which fits your needs best.
How much does Claude 3 Sonnet cost compared to Qwen3.8 Max Prime?
Claude 3 Sonnet costs $3/M input tokens and Qwen3.8 Max Prime costs $4/M input tokens. Claude 3 Sonnet is $1.00/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.
How can I compare Claude 3 Sonnet and Qwen3.8 Max Prime on Rival?
This page shows a side-by-side comparison of Claude 3 Sonnet and Qwen3.8 Max Prime across shared challenges. You can vote on which model produced the better output in a blind duel. Browsing and voting are free. No account is needed to look; signing in only saves your votes and likes.
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