{"entity": "Nemotron 3", "url": "https://wpnews.pro/entity/Nemotron 3", "count": 1, "articles": [{"slug": "nvidia-ai-releases-nemotron-3-ultra-an-open-550b-mixture-of-experts-hybrid-mamba", "title": "NVIDIA AI Releases Nemotron 3 Ultra: An Open 550B Mixture-of-Experts Hybrid Mamba-Transformer for Long-Running Agents", "url": "https://wpnews.pro/news/nvidia-ai-releases-nemotron-3-ultra-an-open-550b-mixture-of-experts-hybrid-mamba", "published_at": "2026-06-04 21:42:28+00:00"}]}