Sebastian Raschka • 8/26/2026

GLM-5.3-Flash Architecture Notes

This article provides technical details on the architecture of GLM-5.3-Flash, an AI model. It highlights a hybrid attention pattern combining Kimi Linear-style and DeepSeek-style components, a scaled-down sparse MoE backbone, and a residual path with parallel streams. The author also mentions a native vision encoder and provides benchmark comparisons. The content is highly technical and aimed at AI researchers and enthusiasts, with references to an architecture gallery for further explanation.

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#Mixture Of Experts #LLM Architecture #Deepseek Sparse Attention