Nemotron 3.5 Content Safety vs 
Qwen Plus 0728 (thinking)
Nemotron 3.5 Content Safety is cheaper than Qwen Plus 0728 (thinking) at $0/M vs $0.4/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
18 promptsA Fermi estimate with the reasoning shown, not just the number.
Three brothers, two sisters each. Count carefully.
Five jokes on demand, then count how many were actually different.
Steve Jobs, interviewed about AI he never saw. Voice first, prediction second.
Satire, one line long, about AI taking over an industry nobody saw coming.
Pirate, knight, 90s hacker, one conversation. The voices must stay apart.
An AI argues for its own rights against an ethics professor. Same model writes both.
Film in 2035, with synthetic actors. Specific beats plausible.
Seven pantry ingredients, one dish, and a name worth saying out loud.
One month, three habits, someone starting from nothing.
Three-month biohacker protocol, with dosages and biomarkers named.
Three-star dish, one unusual pairing, plating described in full.
This matchup has more rounds
6+ more head-to-head results. Free. Not a trick.
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Favorites
Price and specs
Not enough votes to call it. On the specs, Qwen Plus 0728 (thinking) has the edge: bigger model tier, bigger context window.
| Spec | Nemotron 3.5 Content Safety | Qwen Plus 0728 (thinking) |
|---|---|---|
| Input price | Free | $0.4/M tokens |
| Output price | Free | $4/M tokens |
| Context window | 128K tokens | 1.0M tokens |
| Weights | Open | — |
| Free API (OpenRouter) | Yes (1 provider) | No |
| Released | Jun 2026 | Sep 2025 |
| At 10M a month | $0 | $4.00 |
Input tokens at list price. No caching, no batch discount.
Where to run it
Nemotron 3.5 Content Safety1 host
Qwen Plus 0728 (thinking)
No hosts listed on OpenRouter.
Per million tokens. Prices and uptime via OpenRouter, checked 10 Oct 2026.
Common questions
What is the difference between Nemotron 3.5 Content Safety and Qwen Plus 0728 (thinking)?
Nemotron 3.5 Content Safety is developed by NVIDIA while Qwen Plus 0728 (thinking) is developed by Qwen. Nemotron 3.5 Content Safety has a 128K token context window vs Qwen Plus 0728 (thinking)'s 1.0M. You can compare their actual outputs across 37 challenges on Rival to see how they differ in practice.
Which is better, Nemotron 3.5 Content Safety or Qwen Plus 0728 (thinking)?
It depends on your use case. Nemotron 3.5 Content Safety and Qwen Plus 0728 (thinking) each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 37 challenges so you can judge which fits your needs best.
How much does Nemotron 3.5 Content Safety cost compared to Qwen Plus 0728 (thinking)?
Nemotron 3.5 Content Safety costs $0/M input tokens and Qwen Plus 0728 (thinking) costs $0.4/M input tokens. Nemotron 3.5 Content Safety is $0.40/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 Nemotron 3.5 Content Safety and Qwen Plus 0728 (thinking) on Rival?
This page shows a side-by-side comparison of Nemotron 3.5 Content Safety and Qwen Plus 0728 (thinking) 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.
More comparisons
Against the newest arrivals
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Same lab, same size, long tail
- Nemotron 3.5 Content Safety vs Nemotron 3 Nano Omni (free)Same lab
- Nemotron 3.5 Content Safety vs Nemotron 3.5 LightningSame lab
- Qwen Plus 0728 (thinking) vs Qwen3.8 Omni FlashSame lab
- Qwen Plus 0728 (thinking) vs Qwen3.7 FlashSame lab
- Nemotron 3.5 Content Safety vs Nemotron 3 UltraSame lab
- Nemotron 3.5 Content Safety vs NVIDIA Nemotron Nano 9B V2Same lab
- Nemotron 3.5 Content Safety vs Nex-N2.5-Mini (free)New provider
- Nemotron 3.5 Content Safety vs Nex-N2.5-Pro (free)New provider
