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GLM-5.2

Z.ai · GLM line · flagship · open weights

Released June 13, 2026Replaced by GLM-5.3

GLM-5.2 was released by Z.ai on June 13, 2026, as an open-weights flagship model in the GLM line.

  • Release 6 of 7 in the GLM line.
  • Came 78 days after GLM-5.1, released Mar 27, 2026.
  • Replaced by GLM-5.3 on August 14, 2026, 62 days later.
  • These days the line ships a new model about every 62 days.

No detailed card for this model: we only add numbers published by the maker or by independent benchmarks. Sources: Z.ai on X · Z.ai · Hugging Face

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Where the GLM line stands

GLM-5.3 is the current model in this line. The card shows how long it has been since the last release against the line's usual gap and its recent ones — the rhythm, not a date.

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GLM-5.3

Z.ai · GLM line · flagship · open weights
Due57 days since the last release — usual gap is 62

GLM-5.3 keeps GLM-5.2's base model and API price but, after more post-training, completes 28.3% of Terminal-Bench 3.0 tasks instead of 4.6% and 66.9% of DeepSWE v1.1 tasks instead of 46.2%.

Released Aug 14, 2026 · what changed →
Days since last release
GLM-5.3 · Aug 14, 2026
57
days
Usual gap
62
days
Recent gaps
GLM-5.3 · Aug 2026
62
GLM-5.2 · Jun 2026
78
GLM-5.1 · Mar 2026
43
GLM-5 · Feb 2026
52

Every GLM release

Newest first. See the full line with every card →

  1. Aug 14, 2026GLM-5.3
  2. Jun 13, 2026GLM-5.2 · this page
  3. Mar 27, 2026GLM-5.1
  4. Feb 12, 2026GLM-5
  5. Dec 22, 2025GLM-4.7
  6. Sep 30, 2025GLM-4.6
  7. Jul 28, 2025GLM-4.5