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Nemotron-Cascade-2-30B-A3B

NVIDIA March 19, 2026

Parameters

30B / 3B active (MoE)

License

NVIDIA Open Model License

Key Features

Open 30B MoE model with 3B activated parameters designed for strong reasoning and agentic capabilities in a text-generation interface. Official release notes describe it as post-trained from NVIDIA-Nemotron-3-Nano-30B-A3B-Base and operating in both thinking and instruct (non-reasoning) modes. The release highlights strong competition-level results on math and code reasoning tasks (including IMO/IOI-oriented evaluations and LiveCodeBench-family metrics), alongside broad coverage across STEM, alignment, and long-context evaluations. The model card links openly released supervision artifacts for reproducibility, including SFT and RL datasets, and provides benchmark comparisons against related open models in the same parameter class.

Paper / Source

https://arxiv.org/abs/2603.19220

Official Links