Z.ai model releases

Release dates for every GLM model Z.ai has shipped, newest first. The latest is GLM-5.3-FlashX, released 18 Sep 2026, and 13 of the 16 run on Opper today. Over the last 12 months Z.ai released 12 models, with a new release typically every 23 days.

September 20261 release
August 20262 releases
June 20261 release
April 20262 releases
March 20261 release
February 20261 release
January 20261 release
December 20253 releases
September 20251 release
August 20251 release
July 20252 releases

Release dates from vendor announcements and Artificial Analysis, which also supplies the intelligence scores. Follow new releases via RSS.

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