China's Z.ai Goes Public, Open-Sources Lightning-Fast AI Models Globally

Chinese AI startup Z.ai (formerly Zhipu AI) made history on January 8, 2026, becoming the world's first large language model company to go public, raising $558 million on the Hong Kong Stock Exchange while aggressively open-sourcing its flagship GLM models.

Record-Breaking IPO Marks AI Industry Milestone

Z.ai's debut on the Hong Kong Stock Exchange saw shares surge 13.2% on the opening day, closing at HK$131.50 and valuing the company at approximately $7.1 billion. The retail offering was oversubscribed an astonishing 1,159 times, reflecting massive investor appetite for AI stocks. The Beijing-based startup, backed by tech giants including Tencent, Alibaba, and Meituan, plans to use 70% of IPO proceeds for research and development of its general-purpose AI models through 2028.

Open-Source Strategy with Blazing Speed

The company's aggressive open-source push centers on its GLM (General Language Model) series, with the latest GLM-Z1 inference model achieving speeds up to eight times faster than competitors like DeepSeek-R1. The GLM-Z1-32B model delivers 200 tokens per second on consumer-grade GPUs—50 times faster than human reading speed. All models are released under the permissive MIT license, allowing commercial use and free distribution. The company also launched Z.ai as its international platform, featuring advanced models including GLM-4.7 and the recently unveiled GLM-5, which now ranks among the top open-source coding models globally.

Global Expansion Despite U.S. Headwinds

Despite being blacklisted by the U.S. Commerce Department in January 2025, Z.ai is pursuing international expansion through sovereign AI partnerships with 10 ASEAN countries and 10 Belt and Road nations. The company has offices in the Middle East, the UK, Singapore, and Malaysia, with innovation centers across Southeast Asia. Its MaaS (Model as a Service) platform serves 2.9 million users, 15% paying, and 12,000 enterprise clients globally, including half of China's top internet firms. Revenue jumped 325% year-on-year to 190.9 million yuan ($27 million) in H1 2025, though the company reported losses of 2.36 billion yuan ($330 million) as it prioritizes advancing toward artificial general intelligence over near-term profitability.

Z.ai's IPO signals China's determination to compete with OpenAI and Anthropic in the global AI race, leveraging open-source strategies and cost advantages, with models like GLM-4.7 priced at just $3 monthly versus $200 for premium Western alternatives, to capture market share while building technological sovereignty through partnerships with 40+ domestic chip manufacturers, including Huawei.