NVIDIA

Nemotron Content Safety Reasoning 4B

Reasoning

Safety model for policy screening, moderation, and risk-aware routing workflows

Context
128K
Released
8mo ago
Parameters
4B

Sources:models.dev

Benchmarks

DeepSWE is the primary coding benchmark where an exact model evaluation exists. Other sourced evaluations appear below; missing scores are not zero.

Not evaluated in DeepSWE 1.1 as of 2026-09-22. Results are only shown for exact model versions in the official dataset. Official leaderboard.

No benchmark results have been matched to this model yet.

Specifications

Developer
NVIDIA
Model family
Nemotron
Type
Language model
Predecessor
—
Successor
—
Released
January 22, 2026
Model ID
nvidia/nemotron-content-safety-reasoning-4b
Openness
Open weights
License
—
Parameters
4B
Input modalities
text
Output modalities
text
Modality
text->text
Max output tokens
4K
Hugging Face
—
Source freshness
Metadata synced Oct 8, 2026, 10:17 PM UTC
Additional source evidence
Source model
nvidia/nemotron-content-safety-reasoning-4b
Source family
nemotron
Last updated
2026-01-22
Model context
128K
Model output limit
4K
Open weights
Yes
File attachments
No
Reasoning
Yes
Tool calling
No
Temperature control
No
Complete source record (JSON)
{
  "id": "nvidia/nemotron-content-safety-reasoning-4b",
  "name": "Nemotron Content Safety Reasoning 4B",
  "description": "Safety model for policy screening, moderation, and risk-aware routing workflows",
  "family": "nemotron",
  "last_updated": "2026-01-22",
  "attachment": false,
  "reasoning": true,
  "tool_call": false,
  "temperature": false,
  "modalities": {
    "input": [
      "text"
    ],
    "output": [
      "text"
    ]
  },
  "limit": {
    "context": 128000,
    "output": 4096
  },
  "release_date": "2026-01-22",
  "open_weights": true
}

Infrastructure

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Deployment graph

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