Z.AI Unveils GLM-5.3-Flash: 320B Native Multimodal Model with 90% Cost Cut
baseten · x · 2026-08-27
Z.AI has released GLM-5.3-Flash, the first natively multimodal model in the GLM-5 series with 320B total parameters (18B active). It approaches Claude Opus 4.8 in coding and agentic benchmarks, offers 90% lower costs than GLM-5.2, and supports 1M token context with native vision. Baseten has launched the model API on day one.
Related event: Zhipu Open-Sources GLM-5.3-Flash: 320B MoE Multimodal at 1/10th the Cost(48 posts)→
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