Nvidia doubles down on open-source AI with new Nemotron 3 models

Nvidia appears to be taking a more transparent approach to developing AI models as compared to its US rivals, which also happen to be among its largest customers.

NvidiaNvidia also released tools to help developers customise and fine-tune AI models. (Image: Nvidia)
3 min readNew DelhiDec 20, 2025 12:27 AM IST First published on: Dec 19, 2025 at 05:10 PM IST

In a move to bolster its open-source AI offerings, Nvidia has released its new and most “efficient family of open models” called Nemotron 3 this week. These models are designed to build and deploy accurate AI agents, as per the US-based chipmaking giant.

They come in three sizes, namely: Nano ( a 30 billion parameter-model for targeted tasks), Super (a 100 billion parameter-model for multi-AI agent applications), and Ultra (a 500 billion-parameter model for more complex tasks). The parameters of an AI model denote its size and generally serve as an indicator of its processing capabilities.

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Based on benchmarks scores shared by Nvidia, the new Nemotron 3 Nano is more accurate than Alibaba’s equivalent-sized Qwen model and delivers better inference throughput than OpenAI’s GPT-OSS-20B. However, most notable is the fact that Nvidia has publicly released the data used to train its AI models along with the weights, training recipe, and framework.

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