# Nemotron Content Safety Reasoning 4B

Nemotron Content Safety Reasoning 4B is a model from NVIDIA with open weights, first recorded on 27 Sep 2026; its release date is not established.

- Developer: NVIDIA
- Id: nvidia/nemotron-content-safety-reasoning-4b
- Sighting: 2026-09-27T20:12:36.085Z
  - [evidence link](https://opencode.ai/data/nvidia/nemotron-content-safety-reasoning-4b)
- Status: Released
- Weights version: 2025-11-26
  - [evidence link](https://huggingface.co/api/models/nvidia/Nemotron-Content-Safety-Reasoning-4B/paths-info/29da6ec41d9c710d937afcd41f65e241ab822792)
- Canonical: https://alexgetman.com/models/nvidia/nemotron-content-safety-reasoning-4b/

## Questions

### Are the weights of Nemotron Content Safety Reasoning 4B publicly available?

Yes. NVIDIA publishes the weights.

### When was Nemotron Content Safety Reasoning 4B released?

Its release date is not established. Signal Forge first recorded it on 27 Sep 2026.

## Evidence links

- [hf-author-artifacts:nvidia](https://huggingface.co/api/models/nvidia/Nemotron-Content-Safety-Reasoning-4B/paths-info/29da6ec41d9c710d937afcd41f65e241ab822792)
- [discovery:opencode-data](https://opencode.ai/data/nvidia/nemotron-content-safety-reasoning-4b)

## Signals