NVIDIA unveiled Nemotron 3 Ultra at Computex 2026: 550B MoE model, 55B active, 1M token context, 300+ tok/s, 48 AA Intelligence Index. Complete developer deploy

Nvidia CEO Jensen Huang unveils Nemotron 3 Ultra at Computex 2026, a 500B-parameter open AI model targeting complex reasoning and agentic workflows.

According to benchmark platform Artificial Analysis, Nvidia's new Nemotron 3 Ultra is the most capable open AI model from the US to date.