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Z.ai (legal name: Knowledge Atlas Technology JSC, formerly Beijing Zhipu Huazhang Technology) is a Beijing-based AI lab that spun out of Tsinghua University in 2019 and went public on the Hong Kong Stock Exchange in January 2026. It is the creator of the GLM family of large language models — many released under the MIT licence — and operates its own hosted inference API. The company is not CLOUD Act exposed, but presents significant governance and geopolitical risk for EU regulated customers: it has been listed on the US Department of Commerce Entity List since January 2025 for allegedly advancing China's military modernisation through AI, receives substantial Chinese state and local-government investment, and was flagged in May 2025 by a Chinese public-security regulator for collecting user data beyond what users had authorised. No EU AI Act compliance statement, GDPR DPA, DPO contact, or Western security certification has been located.
Z.ai (Beijing Zhipu Huazhang Technology and all subsidiaries) was added to the US Department of Commerce Bureau of Industry and Security Entity List on 16 January 2025, formally designated as advancing the People's Republic of China's military modernisation through AI development under Section 744.11 of the EAR. This is a formal US government national-security determination.
Extensive Chinese state and municipal government investment (multiple state funds are confirmed investors). Company leadership reportedly engages regularly with senior CCP officials and participates in setting China's national AI technical standards. A Chinese government project contract was secured in May 2025.
As a China-incorporated company, Z.ai is subject to China's National Security Law, Data Security Law, and PIPL — all of which can compel access to data and models by Chinese authorities without European judicial oversight or notification to data subjects. This is structurally analogous to CLOUD Act exposure but under PRC jurisdiction.
In May 2025, a Chinese public-security-affiliated centre flagged Zhipu's consumer app for collecting user data beyond what users had authorised — a formal data protection violation finding under Chinese law. No GDPR privacy policy, DPA, DPO contact, or EU data transfer mechanism has been identified.
No EU AI Act compliance statement, GPAI technical documentation meeting Article 53 requirements, or participation in the EU AI Office GPAI Code of Practice has been identified. GPAI obligations have been applicable since August 2025. GLM-5 and GLM-5.1 are frontier-scale models likely in scope.
No Western security certifications (SOC 2, ISO 27001), bug bounty programme, or responsible disclosure policy found. No published security practices for the inference API or model supply chain.
Z.ai experienced a compute shortage and significant share price decline in late February 2026, temporarily restricting new user signups. While the company has since recovered operationally, this episode highlights infrastructure capacity risk at a critical growth phase.
EU enterprises with US parent companies, US-dollar supply chains, or other US nexuses may face re-export control compliance obligations when using Z.ai models or the hosted API, given the company's Entity List designation.
Stav AI Act assessment
Editorial assessment, not legal advice. Stav's risk ratings, scores, and verdicts are our own analysis of publicly available information and may be incomplete or out of date. Verify independently before making compliance or procurement decisions.
Prolific open-source release strategy: flagship models (GLM-4.5, GLM-4.7, GLM-5, GLM-5.1) released under the permissive MIT licence with weights on HuggingFace, enabling on-premises deployment without data leaving the customer's environment.
Active academic publishing: Z.ai/Zhipu has a strong peer-reviewed research track record including ACL 2022 (GLM architecture), multiple NeurIPS and benchmark papers, and ongoing HuggingFace paper releases, providing technical insight into model development.
Public company: listed on HKEX (2513.HK) since January 2026, requiring audited financial disclosures and regular regulatory filings — providing more financial transparency than a private company.
Strong developer community engagement: Z.ai Startup Programme, active GitHub organisation, HuggingFace inference provider integration, and compatibility with major coding tools (Claude Code, Cline, OpenCode) demonstrate broad ecosystem commitment.
Rapid product velocity and frontier-scale model releases (GLM-5.1 in April 2026) demonstrate the lab remains technically active, well-resourced, and on a scaling trajectory despite being cut off from US chip supply.
Published safeguards & certifications
Privacy policy review
Creator profile
Stav compliance has not yet scored Z.ai. Scores are published once the policy review and infrastructure assessment complete.
Findings
Citations gathered when the Compliance Curator last reviewed this creator’s public-facing documents. Grouped by source so the picture stays auditable.
“Z.ai, known as Zhipu AI until 2025, is a Chinese artificial intelligence startup founded in 2019 by Tang Jie and Li Juanzi, both professors at Tsinghu...”
“GLM-5.1 is released as open source under the MIT License. ”
Z.ai, legally Beijing Zhipu Huazhang Technology Co., Ltd., is a Chinese artificial intelligence company founded in 2019 and headquartered in Beijing, ...
In July 2025, Zhipu AI released GLM-4.5 and GLM-4.5 Air, their next generation language models, and the company rebranded itself as Z.ai international...
Z.ai, known as Zhipu AI until 2025, is a Chinese artificial intelligence startup founded in 2019 by Tang Jie and Li Juanzi, both professors at Tsinghu...
According to OpenAI, Zhipu AI leadership frequently engages with Chinese Communist Party officials, including Premier Li Qiang, and plays an active ro...
The ERC determined to add Beijing Zhipu Huazhang Technology Co., Ltd.; Beijing Lingxin Intelligent Technology Co., Ltd.; Beijing Yuanyin Intelligent T...
Huafa Group, backed by the Zhuhai government, invested 500 million yuan ($69 million) in March. Chengdu’s state fund followed with 300 million yuan, w...
Z.ai, legally Beijing Zhipu Huazhang Technology Co., Ltd., is a Chinese artificial intelligence company founded in 2019 and headquartered in Beijing, ...
In July 2025, Zhipu AI released GLM-4.5 and GLM-4.5 Air, their next generation language models, and the company rebranded itself as Z.ai international...
Z.ai, known as Zhipu AI until 2025, is a Chinese artificial intelligence startup founded in 2019 by Tang Jie and Li Juanzi, both professors at Tsinghu...
According to OpenAI, Zhipu AI leadership frequently engages with Chinese Communist Party officials, including Premier Li Qiang, and plays an active ro...
The ERC determined to add Beijing Zhipu Huazhang Technology Co., Ltd.; Beijing Lingxin Intelligent Technology Co., Ltd.; Beijing Yuanyin Intelligent T...
Huafa Group, backed by the Zhuhai government, invested 500 million yuan ($69 million) in March. Chengdu’s state fund followed with 300 million yuan, w...
“Huafa Group, backed by the Zhuhai government, invested 500 million yuan ($69 million) in March. Chengdu’s state fund followed with 300 million yuan, w...”
“In July 2025, Zhipu AI released GLM-4.5 and GLM-4.5 Air, their next generation language models, and the company rebranded itself as Z.ai international...”
“The ERC determined to add Beijing Zhipu Huazhang Technology Co., Ltd.; Beijing Lingxin Intelligent Technology Co., Ltd.; Beijing Yuanyin Intelligent T...”
“According to OpenAI, Zhipu AI leadership frequently engages with Chinese Communist Party officials, including Premier Li Qiang, and plays an active ro...”
“Z.ai, legally Beijing Zhipu Huazhang Technology Co., Ltd., is a Chinese artificial intelligence company founded in 2019 and headquartered in Beijing, ...”
“Antitrust Mergers & Acquisitions Data Privacy & Security Artificial Intelligence Intellectual Property Financial Crime Trade Financial Services Energy...”
As classified under Regulation (EU) 2024/1689.
Provider of GPAI model (general-purpose).
Antitrust Mergers & Acquisitions Data Privacy & Security Artificial Intelligence Intellectual Property Financial Crime Trade Financial Services Energy...
GLM-5.1 is released as open source under the MIT License.
Antitrust Mergers & Acquisitions Data Privacy & Security Artificial Intelligence Intellectual Property Financial Crime Trade Financial Services Energy...
GLM-5.1 is released as open source under the MIT License.