Nemotron 3.5 Content Safety
NVIDIA Nemotron 3.5 Content Safety is a compact 4B-parameter multimodal guardrail model from NVIDIA, fine-tuned from Google Gemma-3-4B.
Model by NVIDIA
Install
Pick your client. Read the repository before you give any tool access to your data.
{
"model": "nvidia/nemotron-3.5-content-safety",
"baseURL": "https://openrouter.ai/api/v1"
}OpenAI-compatible API: point any OpenAI SDK at the base URL and use this model id.
Settings it needs
OPENROUTER_API_KEYrequiredsecret
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About
Use cases: model-inference
Reviews
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Price and limits
| Variant | Input $/M tokens | Output $/M tokens | Cached input $/M |
|---|---|---|---|
| Standard | $0.2 | $0.2 | — |
Free (rate-limited) nvidia/nemotron-3.5-content-safety:free | Free | Free | — |
Price as of Oct 26, 2026 from OpenRouter. Prices change often; check before you rely on one.
- Provider
- NVIDIA
- Model id
nvidia/nemotron-3.5-content-safety- Context window
- 131,072 tokens (131K)
- Max output
- 117,964 tokens
- Input
- text, image
- Output
- text
- Tool calling
- Not listed
- Structured outputs
- Not listed
- Reasoning
- Yes
- Weights
- Open: nvidia/Nemotron-3.5-Content-Safety
- Released
- Jun 4, 2026
Details
- Auth
- API key
- License
- License unknown
- Website
- build.nvidia.com
- First seen
- Oct 24, 2026
- Last checked
- Oct 26, 2026
- Source
- OpenRouter
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Cite this page
Nemotron 3.5 Content Safety: price, context window, tool use. Agent Mart. https://agentmart.dev/models/nvidia-nemotron-3-5-content-safety (last updated 2026-10-26)