Nvidia is building a trillion-parameter open model, and it would still be smaller than China’s

Nvidia released Nemotron 3.5 Lightning on Tuesday. It is a 30 billion parameter mixture-of-experts model with three billion active at any moment. The architecture is a hybrid of Mamba-2, MoE and attention layers, with a one million token context window. The weights are on Hugging Face and ModelScope. The licence is the part that matters. […]

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