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Zhipu AI unveils GLM-5.3-Flash, formerly Ox Alpha, as open-weight model

This story is from 2026-08-26. It is preserved in the archive; the latest stories are on the live feed.

Zhipu AI confirmed its viral Ox Alpha model is GLM-5.3-Flash, releasing weights and benchmarks showing a 1M-token context and ~63% DeepSWE, trained on 100,000 domestic chips.

Read the full story at South China Morning Post Tech ↗

Timeline · 9 reports

  1. 2026-08-27 08:30 · South China Morning Post Tech
    Zhipu AI shares jump as viral Ox Alpha model revealed as GLM-5.3-Flash on Chinese chips
  2. 2026-08-26 15:17 · r/LocalLLaMA
    [Megathread] GLM-5.3-Flash - former ox-alpha
  3. 2026-08-26 14:37 · r/singularity
    GLM 5.3 Flash (Ox Alpha) benchmark comparisons
  4. 2026-08-26 14:26 · r/LocalLLM
    GLM-5.3-Flash (ox alpha) is released!
  5. 2026-08-26 14:24 · r/singularity
    Oh look its here. Ox Alpha = Glm 5.3 Flash
  6. 2026-08-26 14:23 · r/GeminiAI
    Ox Alpha is GLM
  7. 2026-08-26 11:14 · r/singularity
    Ox Alpha is GLM 5.3 Flash by zAI
  8. 2026-08-26 06:29 · r/LocalLLM
    First serious confirmation. Ox Alpha is GLM-5.3-Flash
  9. 2026-08-26 06:28 · r/LocalLLaMA
    First serious confirmation. Ox Alpha is GLM-5.3-Flash

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