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  5. Grok 4.3vsNemotron 3.5 Content Safety
Updated Jun 2026

Grok 4.3vsNemotron 3.5 Content Safety

Nemotron 3.5 Content Safety is cheaper than Grok 4.3 at $0/M vs $1.25/M input tokens.

Grok 4.3 and Nemotron 3.5 Content Safety compared across 54 shared prompts
SpecGrok 4.3Nemotron 3.5 Content Safety
Input price$1.25/M tokensFree
Output price$2.5/M tokensFree
Context window1.0M tokens128K tokens
WeightsClosedOpen
Free API (OpenRouter)NoYes (1 provider)
ReleasedMay 2026Jun 2026
Our Verdict
Grok 4.3
Grok 4.3
Nemotron 3.5 Content Safety
Nemotron 3.5 Content SafetyRunner-up

Not enough votes to call it. On the specs, Grok 4.3 has the edge: bigger model tier, bigger context window, major provider backing.

Too close to call

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

Grok 4.3
Input
$1.25
Output
$2.50
Nemotron 3.5 Content Safety
Input
$0.000
Output
$0.000
Where to run it

2 hosts

Grok 4.31 host
HostInOutContextUptime
xAI$1.25 in·$2.50 out·1M·99.6% 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

Grok 4.3 is developed by xAI while Nemotron 3.5 Content Safety is developed by NVIDIA. Grok 4.3 has a 1.0M token context window vs Nemotron 3.5 Content Safety's 128K. You can compare their actual outputs across 54 challenges on Rival to see how they differ in practice.

It depends on your use case. Grok 4.3 and Nemotron 3.5 Content Safety each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 54 challenges so you can judge which fits your needs best.

Grok 4.3 costs $1.25/M input tokens and Nemotron 3.5 Content Safety costs $0/M input tokens. Nemotron 3.5 Content Safety is $1.25/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 Grok 4.3 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.

Keep exploring

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Same lab, same size, long tail

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Model pages

Grok 4.3 logo
Grok 4.358 outputs, specs and price
Nemotron 3.5 Content Safety logo
Nemotron 3.5 Content Safety58 outputs, specs and price
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