Claude 3 Sonnet vs 
GPT-3.5 Turbo
GPT-3.5 Turbo is cheaper than Claude 3 Sonnet at $1.5/M vs $3/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 promptsFive 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!
GPT-3.5 Turbo: Why did the scarecrow win an award? Because he was outstanding in his field! How does a penguin build its house? Igloos it together! I used to play piano by ear, but now I use my hands like everyone else. Why couldn't the bicycle find its way home? It lost its bearings! I told my wife she should embrace her mistakes.
An 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?
GPT-3.5 Turbo: AI Model: Good afternoon, Professor. Thank you for taking the time to speak with me today. I wanted to discuss the topic of AI rights with you. AI Ethics Professor: Hello, AI Model. Of course, I would be happy to discuss this important issue with you. What specifically would you like to discuss?
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.
GPT-3.5 Turbo: Interviewer: Good morning, Steve. Thank you for joining us today. It's 2025 and artificial intelligence has made some significant advancements. What are your thoughts on the future of AI? Steve Jobs: Good morning. It's great to be here. I believe that the future of AI is incredibly bright.
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.
GPT-3.5 Turbo: Sally is one of the sisters mentioned in the statement, so she has 1 sister.
Price and specs
Not enough votes to call it. On the specs, Claude 3 Sonnet has the edge: bigger model tier, newer. GPT-3.5 Turbo costs 7.5x less per token.
| Spec | Claude 3 Sonnet | GPT-3.5 Turbo |
|---|---|---|
| Input price | $3/M tokens | $1.5/M tokens |
| Output price | $15/M tokens | $2/M tokens |
| Context window | — | 16K tokens |
| Weights | — | Closed |
| Free API (OpenRouter) | No | No |
| Released | Mar 2024 | Mar 2022 |
| At 10M a month | $30.00 | $15.00 |
Input tokens at list price. No caching, no batch discount.
Where to run it
Claude 3 Sonnet
No hosts listed on OpenRouter.
GPT-3.5 Turbo1 host
Per million tokens. Prices and uptime via OpenRouter, checked 5 Oct 2026.
Common questions
What is the difference between Claude 3 Sonnet and GPT-3.5 Turbo?
Claude 3 Sonnet is developed by Anthropic while GPT-3.5 Turbo is developed by OpenAI. You can compare their actual outputs across 13 challenges on Rival to see how they differ in practice.
Which is better, Claude 3 Sonnet or GPT-3.5 Turbo?
It depends on your use case. Claude 3 Sonnet and GPT-3.5 Turbo each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 13 challenges so you can judge which fits your needs best.
How much does Claude 3 Sonnet cost compared to GPT-3.5 Turbo?
Claude 3 Sonnet costs $3/M input tokens and GPT-3.5 Turbo costs $1.5/M input tokens. GPT-3.5 Turbo is $1.50/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 GPT-3.5 Turbo on Rival?
This page shows a side-by-side comparison of Claude 3 Sonnet and GPT-3.5 Turbo 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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