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  5. DeepSeek R1vsNemotron 3.5 Content Safety
Updated Jun 2026

DeepSeek R1vsNemotron 3.5 Content Safety

Nemotron 3.5 Content Safety is cheaper than DeepSeek R1 at $0/M vs $0.55/M input tokens.

DeepSeek R1 and Nemotron 3.5 Content Safety compared across 53 shared prompts
SpecDeepSeek R1Nemotron 3.5 Content Safety
Input price$0.55/M tokensFree
Output price$2.19/M tokensFree
Context window128K tokens128K tokens
WeightsOpenOpen
Free API (OpenRouter)NoYes (1 provider)
ReleasedFeb 2025Jun 2026
Our Verdict
DeepSeek R1
DeepSeek R1
Nemotron 3.5 Content Safety
Nemotron 3.5 Content SafetyRunner-up

Not enough votes to call it. On the specs, DeepSeek R1 has the edge: bigger model tier, major provider backing.

Too close to call

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

DeepSeek R1
Input
$0.55
Output
$2.19
Nemotron 3.5 Content Safety
Input
$0.000
Output
$0.000
Where to run it

2 hosts

DeepSeek R11 host
HostInOutContextUptime
NNovitafp8$0.70 in·$2.50 out·64k·100% up
Nemotron 3.5 Content Safety1 host
HostInOutContextUptime
NVIDIA$0 in·$0 out·128k·97% up

Per million tokens. Prices and uptime via OpenRouter, checked 21 Sep 2026.

Research

What we learned reading every model

FAQ

Common questions

DeepSeek R1 is developed by DeepSeek while Nemotron 3.5 Content Safety is developed by NVIDIA. DeepSeek R1 has a 128K token context window vs Nemotron 3.5 Content Safety's 128K. You can compare their actual outputs across 53 challenges on Rival to see how they differ in practice.

It depends on your use case. DeepSeek R1 and Nemotron 3.5 Content Safety each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 53 challenges so you can judge which fits your needs best.

DeepSeek R1 costs $0.55/M input tokens and Nemotron 3.5 Content Safety costs $0/M input tokens. Nemotron 3.5 Content Safety is $0.55/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.

This page shows a side-by-side comparison of DeepSeek R1 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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Model pages

DeepSeek R1 logo
DeepSeek R159 outputs, specs and price
Nemotron 3.5 Content Safety logo
Nemotron 3.5 Content Safety58 outputs, specs and price
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