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Z.ai Releases GLM-5.3-Flash, a 320B-A18B Multimodal MoE with 1M-Token Context

This story is from 2026-08-25. It is preserved in the archive; the latest stories are on the live feed.

Z.ai released GLM-5.3-Flash, the first natively multimodal model in the GLM-5 series. It is a 320B-total/18B-active MoE with a 1,048,576-token context window, MIT-licensed weights, and Day 0 Unsloth support.

Read the full story at r/LocalLLaMA ↗

Timeline · 4 reports

  1. 2026-08-26 21:55 · r/machinelearningnews
    Z.ai Releases GLM-5.3-Flash: A 320B-A18B Natively Multimodal MoE With a 1M-Token Context
  2. 2026-08-26 21:33 · MarkTechPost
    Z.ai Releases GLM-5.3-Flash: A 320B-A18B Natively Multimodal MoE With a 1M-Token Context
  3. 2026-08-26 14:16 · r/LocalLLM
    GLM 5.3 Flash (320B A18B) is out!
  4. 2026-08-25 10:21 · r/LocalLLaMA
    Glm 5.3 flash?

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