The Super tier of the Nemotron 3 family Nvidia open-sourced in December, designed for Blackwell and announced with the claim that there is no wall in post-training. It matters to this corpus as an open, fully reproducible substrate arriving in the same issue as a benchmark for agents post-training models.
AISystem
Nemotron 3 Super
Nvidia's 120-billion-parameter hybrid SSM latent-MoE model with 12 billion active parameters, released in March 2026 with permissive licensing, open data and open training infrastructure.
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- Welcome to March 12, 2026 (theinnermostloop.substack.com)
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