# NVIDIA Releases Nemotron-3-Nano Omni-Modal MoE

> The new 30-billion-parameter Mixture-of-Experts model handles any combination of modalities with just 3 billion active parameters.

Published by The Open Weights on Apr 20, 2026. Canonical: https://theopenweights.com/news/nemotron-3-nano-omni-30b-a3b-reasoning-bpwf

## Key facts

- Company: NVIDIA
- Model: Nemotron-3 Nano Omni 30B-A3B Reasoning
- Version: 3-Nano-Omni-30B-A3B
- Category: Any-to-Any
- Modalities: Any-to-Any, Reasoning
- License: Other (Open weights, commercial use allowed)
- Parameters: 30B (mixture of experts)
- Active parameters: 3B
- Context window: 262K tokens
- Architecture: NemotronH_Nano_Omni_Reasoning_V3
- Precision: BF16
- Weights size: 66 GB
- Languages: English
- Significance: notable
- Published: 2026-04-20
- Last verified: 2026-06-17
- Hugging Face: https://huggingface.co/nvidia/Nemotron-3-Nano-Omni-30B-A3B-Reasoning-BF16
- Canonical URL: https://theopenweights.com/news/nemotron-3-nano-omni-30b-a3b-reasoning-bpwf

NVIDIA has introduced Nemotron-3-Nano-Omni, a powerful new model designed for sophisticated multimodal tasks. The model employs a Mixture-of-Experts (MoE) architecture, a technique that activates only a fraction of its total parameters for any given task, leading to significant computational savings.

With a total of 30 billion parameters, Nemotron-3-Nano-Omni uses just 3 billion active parameters during inference. This efficient design allows it to deliver the performance of a much larger model without the corresponding computational overhead, making advanced reasoning more accessible. The model is available with BF16 weights, a common format for balancing performance and precision.

## Any-to-Any Reasoning

The model's key feature is its "omni-modal" capability, allowing it to process and generate information across different formats seamlessly. It can handle what the company calls "any-to-any" tasks, meaning it can ingest a mix of inputs—such as text, images, and video—and produce a mix of outputs in response. This flexibility is critical for complex applications that require understanding context across multiple data types.

Nemotron-3-Nano-Omni represents a notable step forward for efficient and versatile AI. While it is governed by a custom NVIDIA license rather than a permissive open-source one, its availability on the [Hugging Face Hub](https://huggingface.co/nvidia/Nemotron-3-Nano-Omni-30B-A3B-Reasoning-BF16) enables researchers and developers to experiment with its unique multimodal reasoning capabilities.

## Get the model

- [Hugging Face](https://huggingface.co/nvidia/Nemotron-3-Nano-Omni-30B-A3B-Reasoning-BF16)

## Sources

- [nvidia/Nemotron-3-Nano-Omni-30B-A3B-Reasoning-BF16](https://huggingface.co/nvidia/Nemotron-3-Nano-Omni-30B-A3B-Reasoning-BF16) — Hugging Face, Apr 20, 2026

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Source: The Open Weights (https://theopenweights.com/). Aggregated and written by Claude, curated by humans. Cite as: "NVIDIA Releases Nemotron-3-Nano Omni-Modal MoE", The Open Weights, Apr 20, 2026, https://theopenweights.com/news/nemotron-3-nano-omni-30b-a3b-reasoning-bpwf