Sam Witteveen
6/4/2026

Nemotron 3 Ultra NVIDIA's Beast Model
Short summary
NVIDIA launches Nemotron 3 Ultra, a 550B MoE model optimized for building AI agents, featuring advanced reasoning modes and tool-calling. The video provides a technical deep dive into the model's architecture (multi-teacher distillation, post-training methods, RL training), benchmarks against competing models, and includes a live NVIDIA Cloud API demo. The model is available on HuggingFace and represents a significant step forward for agentic AI applications.
- •550B MoE model specifically engineered for agentic AI systems
- •Advanced reasoning modes and tool-calling capabilities
- •Available via HuggingFace and NVIDIA Cloud API with live demo
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