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NVIDIA: Nemotron 3.5 Content Safety (free) pricing

NVIDIA Nemotron 3.5 Content Safety is a compact 4B-parameter multimodal guardrail model from NVIDIA, fine-tuned from Google Gemma-3-4B. NVIDIA: Nemotron 3.5 Content Safety (free) from OpenRouter costs free per 1M input tokens and free per 1M output tokens. Context window 128,000 tokens.

API id nvidia/nemotron-3.5-content-safety:free · OpenRouter · source · updated 2026-09-25 · general-purpose

Free
Input / 1M tokens
Free
Output / 1M tokens
—
Cached input / 1M
128K
Context window

NVIDIA: Nemotron 3.5 Content Safety (free) specifications

Provider
OpenRouter
API id
nvidia/nemotron-3.5-content-safety:free
Model type
general-purpose
Context window
128K tokens
Max output
8K tokens
Currency
USD
Price source
Provider API
Last checked
2026-09-25

Tags

  • vision

NVIDIA: Nemotron 3.5 Content Safety (free) across providers

The same model, priced by every seller we track. Ranked by the cost of 1M input + 1M output tokens, standard tier; savings measured against buying from the vendor directly.

ProviderInput /1MCached /1MOutput /1M1M in + 1M outvs vendor
OpenRouterHostCheapestviewing
$0.200—$0.200$0.40—
Free routes$0
  • OpenRouter nvidia/nemotron-3.5-content-safety:free

Free routes are rate-limited, can rotate off the roster without notice, and may differ in context, tools or caching from the paid door. Always confirm on the provider's page before depending on one.

What NVIDIA: Nemotron 3.5 Content Safety (free) costs in practice

Estimated cost at common usage volumes
WorkloadInput tokensOutput tokensEstimated cost
Short chat turn1,000500Free
Document summary50,0002,000Free
1M tokens in, 200K out1,000,000200,000Free

Estimates use the standard tier and ignore caching discounts, so real bills with repeated prompt prefixes are typically lower.

Common questions

How much does NVIDIA: Nemotron 3.5 Content Safety (free) cost per 1M tokens?
NVIDIA: Nemotron 3.5 Content Safety (free) costs free per 1M input tokens and free per 1M output tokens on the standard tier.
What is NVIDIA: Nemotron 3.5 Content Safety (free)'s context window?
NVIDIA: Nemotron 3.5 Content Safety (free) accepts up to 128,000 tokens in a single request, and can return up to 8,192 output tokens.
Where does this NVIDIA: Nemotron 3.5 Content Safety (free) price come from?
From the OpenRouter catalogue, because OpenRouter does not publish machine-readable pricing. OpenRouter is a reseller, so its rate can differ from OpenRouter's own — verify before committing spend.

Head-to-head comparisons

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