z.ai

According to Bloomberg, Chinese artificial intelligence company Z.AI (Zhìpǔ) has confirmed that the mysterious artificial intelligence model Ox Alpha, which has rapidly risen to the top of online usage rankings, is a new iteration of its GLM series.The company stated in response to a Bloomberg News inquiry that it will release the model weights for Ox Alpha tonight.

Z.ai released GLM-5.3, which is based on the same foundational model as GLM-5.2, achieving capability improvements through expanded post-training. The official statement claims that GLM-5.3 has improved by 50% on the internal Z.ai Code Bench coding benchmark compared to GLM-5.2, and has reached leading levels among open models in public benchmarks such as Terminal Bench 3 and Agents' Last Exam.In terms of cybersecurity, GLM-5.3 achieved a score of 84.5% in the CyberGym vulnerability discovery test, and showed significant improvements in exploitation chain-related tests such as ExploitBench and ExploitGym compared to its predecessor.

Z.AI Co., Ltd. announced on the Hong Kong Stock Exchange that its English name has been changed from Knowledge Atlas Technology Joint Stock Company Limited to Z.AI Co., Ltd.The company's Chinese name "北京智谱华章科技股份有限公司" will remain unchanged.

Vergex and Z.ai jointly launched GLM-5 Trading Odyssey, open to developers and traders. Participants can build trading agents based on the GLM model, operating in real markets with real returns as the core evaluation standard.This event differs from traditional AI trading tools, as participants will directly enter real execution scenarios. Vergex, as the AI Trading Harness, provides strategy conversion, constraint validation, and risk control, addressing the challenges of AI trading black boxes and uncontrollable execution. Its open-source project NoFx has received over 11,000 stars on GitHub, providing the technical foundation for this event.It is reported that Z.ai was established in 2019 and is a leading foundational model company. GLM-5 ranks first in the Artificial Analysis Intelligence Index open-source model list, and the upcoming GLM-5.1 is expected to improve performance by about 50% compared to its predecessor. Both parties are promoting AI Trading from model capabilities to production-level systems.