# Tagged mixture-of-experts — page 2

> Announcements and real-world deployments of AI, checked against their sources and scored: open-weights releases, decision models in the wild, and what is actually in use.

- [NVIDIA releases Nemotron 3 Nano 30B-A3B, a hybrid Mamba-MoE reasoning model](https://shipped.anth.us/open-weights/nvidia-nemotron-3-nano-30b-a3b/index.md): Nemotron 3 Nano is a 30B hybrid Mamba-2 and MoE model with 3.5B active parameters, under the NVIDIA Nemotron Open Model License. (2025-12-04)
- [Moonshot releases Kimi K2 Thinking, a 1T MoE thinking agent with native INT4](https://shipped.anth.us/open-weights/moonshotai-kimi-k2-thinking/index.md): Kimi K2 Thinking is a 1T-parameter MoE with 32B active, 256K context and native INT4 quantisation, under a modified MIT licence. (2025-11-04)

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