AI ToolsJun 26, 2026 · 7 min read
NVIDIA Nemotron 3 Ultra Review: 550B Parameters, Open-Weight, and Faster Than Any Chinese API
NVIDIA Nemotron 3 Ultra launched June 2026 with 550B parameters, 55B active per token, and 300+ tokens per second — the highest Intelligence Index ever for a US open-weight model. Here is what it does and who it is for.
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