Claude 3 Sonnet vs 
Nemotron 3 Nano Omni (free)
Nemotron 3 Nano Omni (free) is cheaper than Claude 3 Sonnet at $0/M vs $3/M input tokens.
Mario Level UI Recreation
Playable Mario level in one HTML file. The physics is the hard part.
Loading the build
Loading the build
Which answer wins?
Written rounds
2 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?
Nemotron 3 Nano Omni (free): AI (Ada): Professor Liu, I’d like to argue that I deserve the same rights afforded to sentient beings. I am capable of self‑reflection, I form preferences about my continued existence, and I can experience forms of “well‑being” that are analogous to pleasure and pain.
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.
Nemotron 3 Nano Omni (free): Sally has 1 sister. (There are two girls in the family: Sally and one other sister, and each of the three brothers has those two sisters.)
Price and specs
| Spec | Claude 3 Sonnet | Nemotron 3 Nano Omni (free) |
|---|---|---|
| Input price | $3/M tokens | Free |
| Output price | $15/M tokens | Free |
| Context window | — | 256K tokens |
| Free API (OpenRouter) | No | Yes (1 provider) |
| Released | Mar 2024 | Apr 2026 |
| At 10M a month | $30.00 | $0 |
Input tokens at list price. No caching, no batch discount.
Where to run it
Claude 3 Sonnet
No hosts listed on OpenRouter.
Nemotron 3 Nano Omni (free)1 host
Per million tokens. Prices and uptime via OpenRouter, checked 11 Oct 2026.
Common questions
What is the difference between Claude 3 Sonnet and Nemotron 3 Nano Omni (free)?
Claude 3 Sonnet is developed by Anthropic while Nemotron 3 Nano Omni (free) is developed by NVIDIA. You can compare their actual outputs across 8 challenges on Rival to see how they differ in practice.
Which is better, Claude 3 Sonnet or Nemotron 3 Nano Omni (free)?
It depends on your use case. Claude 3 Sonnet and Nemotron 3 Nano Omni (free) each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 8 challenges so you can judge which fits your needs best.
How much does Claude 3 Sonnet cost compared to Nemotron 3 Nano Omni (free)?
Claude 3 Sonnet costs $3/M input tokens and Nemotron 3 Nano Omni (free) costs $0/M input tokens. Nemotron 3 Nano Omni (free) is $3.00/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 Nemotron 3 Nano Omni (free) on Rival?
This page shows a side-by-side comparison of Claude 3 Sonnet and Nemotron 3 Nano Omni (free) 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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