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Microsoft unveils MAI-Base-2 MoE model with 2.8T parameters

Microsoft has released MAI-Base-2, a Mixture-of-Experts model with 2.8 trillion total and 80 billion active parameters. The company claims it achieves 4x to 12x greater pretraining FLOPs efficiency than DeepSeek-V4-Pro-Base.

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  1. 2026-10-16 02:20 · Techmeme
    Microsoft unveils MAI-Base-2, a MoE model with 2.8T total and 80B active parameters, claiming 4x-12x more pretraining FLOPs-efficiency than DeepSeek-V4-Pro-Base (Microsoft AI)

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