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  "path": "/260601/p57#a260601p57",
  "publishedAt": "2026-06-02T00:45:02.000Z",
  "site": "https://www.techmeme.com",
  "tags": [
    "The Decoder",
    "Nvidia launches Nemotron 3 Ultra, a 550B-parameter MoE open model; Artificial Analysis: it's the smartest open US model but trails the Chinese model Kimi K2.6"
  ],
  "textContent": "Maximilian Schreiner / The Decoder:\n**Nvidia launches Nemotron 3 Ultra, a 550B-parameter MoE open model; Artificial Analysis: it's the smartest open US model but trails the Chinese model Kimi K2.6** — It has roughly 550 billion total parameters, with about 55 billion active at any given time. On the Artificial Analysis …",
  "title": "Nvidia launches Nemotron 3 Ultra, a 550B-parameter MoE open model; Artificial Analysis: it's the smartest open US model but trails the Chinese model Kimi K2.6 (Maximilian Schreiner/The Decoder)"
}