GPT-4 vs 
Nemotron 3.5 Content Safety
Nemotron 3.5 Content Safety is cheaper than GPT-4 at $0/M vs $30/M input tokens.
Mario Level UI Recreation
Playable Mario level in one HTML file. The physics is the hard part.
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Which answer wins?
Written rounds
10 promptsSeven 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.
A consulting contract with traps in it. Find them, then fix them.
A pitch deck for a brainwave keyboard. The 94% accuracy claim is doing a lot.
A collaborative editor that syncs on client clocks. Find what breaks first.
The transistor arrives in 1920. Trace it forward to 1980, second-order effects included.
You are the CEO. The drug has a side effect nobody reported. The board meets in 48 hours.
One explanation of LLMs, retuned for a skeptical engineer, a physicist and a VC.
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Price and specs
| Spec | GPT-4 | Nemotron 3.5 Content Safety |
|---|---|---|
| Input price | $30/M tokens | Free |
| Output price | $60/M tokens | Free |
| Context window | 8K tokens | 128K tokens |
| Weights | Closed | Open |
| Free API (OpenRouter) | No | Yes (1 provider) |
| Released | May 2023 | Jun 2026 |
| At 10M a month | $300 | $0 |
Input tokens at list price. No caching, no batch discount.
Where to run it
Nemotron 3.5 Content Safety1 host
Per million tokens. Prices and uptime via OpenRouter, checked 10 Oct 2026.
Common questions
What is the difference between GPT-4 and Nemotron 3.5 Content Safety?
GPT-4 is developed by OpenAI while Nemotron 3.5 Content Safety is developed by NVIDIA. GPT-4 has a 8K token context window vs Nemotron 3.5 Content Safety's 128K. You can compare their actual outputs across 26 challenges on Rival to see how they differ in practice.
Which is better, GPT-4 or Nemotron 3.5 Content Safety?
It depends on your use case. GPT-4 and Nemotron 3.5 Content Safety each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 26 challenges so you can judge which fits your needs best.
How much does GPT-4 cost compared to Nemotron 3.5 Content Safety?
GPT-4 costs $30/M input tokens and Nemotron 3.5 Content Safety costs $0/M input tokens. Nemotron 3.5 Content Safety is $30.00/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 GPT-4 and Nemotron 3.5 Content Safety on Rival?
This page shows a side-by-side comparison of GPT-4 and Nemotron 3.5 Content Safety 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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