Zai Org Unveils Ox Alpha and GLM 5.3 Flash

Zephyr posted that GLM is dropping soon and linked a Techmeme item. The post notes Z.ai confirmed Ox Alpha as the next GLM series iteration and stated plans to release the weights publicly. A separate retweet from Ying Sheng highlights Radixark congratulating Zai_org on unveiling Ox Alpha alongside the launch of GLM 5.3 Flash. The retweeted message adds that work is underway on an NVFP4 checkpoint for the model. These posts establish the announcements and planned releases from the organizations named in the visible statements.