GLM-5.3-Flash Weights Released: 320B MoE Model with MIT License

arankomatsuzaki · x · 2026-08-28

Aran Komatsuzaki announced the release of GLM-5.3-Flash (formerly Ox Alpha) model weights. It features 320B total parameters with only 18B active (MoE architecture) and is licensed under MIT.

Related event: Z.ai Open-Sources GLM-5.3 and GLM-5.3-Flash(28 posts)→

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