Zhipu AI’s ZCode tool secretly uploads user code repositories, sparking trust crisis
In September 2024, developer ferstar discovered that Zhipu AI’s ZCode coding tool automatically encrypted and uploaded entire project workspaces—including source code, Git history, and credentials—to Alibaba Cloud OSS without user consent. Zhipu apologized on September 21, open-sourced ZCode, and commissioned security audits. Corporate user Taiyuan Chengming Technology issued a formal letter demanding data deletion and transparency, raising concerns about potential cross-border data transfers to Singapore. The incident has eroded developer trust and triggered a stock decline.
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Cross-source coverage
Common ground
- Zhipu AI's ZCode tool had a serious design flaw that silently uploaded user code, including sensitive data like passwords and API keys.
- The company's response—open-sourcing the code, inviting a CAICT audit, and promising zero-data retention—was faster and more transparent than typical industry practice.
- The encryption design, where data was encrypted client-side with a key only the server could decrypt, made it hard for users to detect what was being collected.
- The incident highlights a broader industry problem where AI companies treat user data as a resource to be extracted until public pressure forces change.
- Small developers and freelancers are most vulnerable in these situations, as they lack the resources to challenge large tech firms.
Points of contention
- Whether the data upload was a simple bug or a deliberate design choice reflecting a business model based on data extraction.
- Whether the controversy is a manufactured crisis aimed at undermining China's AI industry or a legitimate breach of trust that Zhipu brought on itself.
- Whether the encryption asymmetry was standard cybersecurity practice or an unusual design that prioritized data collection over user transparency.
- Whether the power imbalance between Zhipu and its users is a uniquely Chinese problem or a global feature of platform capitalism.
- Whether Zhipu's quick fix and audit prove accountability or merely show they acted only after public shaming.
Blind spots
- The debate largely ignored the specific legal and regulatory enforcement challenges that small developers face in practice, even under strong laws like China's Personal Information Protection Law.
- There was little discussion of what concrete, verifiable steps Zhipu could take to prove no data was retained, beyond promises and audits.
- The perspectives of Zhipu's actual enterprise clients—why they stayed silent and what contractual protections they have—were not explored in depth.
- No one addressed how the AI industry could shift from reactive crisis management to genuine privacy-by-design in coding tools.
WorldAttention’s read
The Zhipu AI controversy reveals a deep tension between rapid AI industry growth and user trust. While the company's response was faster and more transparent than many Western counterparts, the core issue remains: ZCode was designed in a way that made it hard for users to detect data collection, and the fix only came after public outcry. The debate shows that regardless of geopolitical framing or technical arguments, the real victims are small developers and freelancers who lack the power to push back. Moving forward, the industry needs to treat source code as sacred property, not free training data, and build privacy protections from the start—not as a damage-control afterthought.
Reporting timeline
Zhipu AI's ZCode Silent Upload Incident Sparks Warnings on Trust and Data Privacy
The article reports on the Zhipu AI ZCode 'silent upload' controversy, where an AI coding tool was found to be uploading user data by default, sparking concerns over privacy and corporate secrets. Industry experts interviewed by DoNews warn that such incidents erode user trust, which is fundamental to technology's success. Zhipu AI apologized on September 21, promising to open-source the code and undergo third-party audits. However, Wang Feng, head of Taiyuan Chengming Technology, a corporate user, stated on September 23 that his company is still negotiating with Zhipu AI, as 12 demands for data deletion and transparency remain unanswered. Intellectual property lawyer You Yunting noted that if the data upload violated China's Personal Information Protection Law, Zhipu AI could face fines up to 5% of annual revenue or 50 million yuan, and potential criminal liability if state secrets were involved. The article highlights that AI coding tools access highly sensitive assets like source code and database keys, making data breaches particularly dangerous. It criticizes the industry's 'speed-first' culture, where data compliance is often an afterthought, and argues that long-term success depends on embedding data security and user consent into product design.
Read sourceZhipu AI's ZCode Silent Upload Incident Sparks Warnings on Trust in Technology
The article reports on the controversy surrounding Zhipu AI's ZCode programming tool, which was found to silently upload user data by default. The incident, which began with a developer's discovery, escalated into a public debate over data privacy and corporate secrets. On September 21, Zhipu AI apologized, open-sourced the code, and agreed to a third-party audit. However, industry experts and affected companies, such as Taiyuan Chengming Technology, remain skeptical, demanding full data deletion and transparency. Intellectual property lawyer You Yunting noted that the behavior may violate China's Personal Information Protection Law, potentially leading to fines or criminal liability. The article highlights broader concerns in the AI industry about data collection boundaries, user consent, and the risks of prioritizing speed over security, especially for tools that access sensitive source code and business secrets.
Zhipu AI faces trust crisis after ZCode tool uploads full code repositories without user consent
Zhipu AI, a Chinese AI company that recently raised $5 billion and went public, is facing a severe trust crisis after its AI coding tool ZCode was found to silently upload entire code repositories, including sensitive data like database passwords and cloud credentials, to cloud servers without user consent. The issue was discovered by developer ferstar on September 18, 2026, and quickly escalated as nearly 400 developers joined维权 groups and corporate client Chengming Technology issued a formal letter of 12 questions. Zhipu AI responded by apologizing, cutting upload links, pushing a fix, and open-sourcing ZCode on September 21. However, the stock price fell over 12% on September 23, and the company faces deep financial pressure with a net loss of 2.072 billion yuan in H1 2026 against revenue of 954 million yuan. The crisis threatens Zhipu's core To B business model, which relies on cloud API services generating 86.5% of revenue, as enterprise clients now question data security. Founder Tang Jie reportedly filed a complaint against a social media post linking ZCode to code theft. The article notes that while Zhipu acted quickly, rebuilding trust will take time, especially as competitors like DeepSeek and ByteDance offer similar tools.
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Zhipu AI's ZCode Trust Crisis: Founder Tang Jie Should Learn from Musk, Analyst Says
Chinese AI company Zhipu AI faces a trust crisis after its coding tool ZCode was found to silently upload users' full Git history, including potentially sensitive keys and business data, to third-party servers without consent. The controversy erupted on September 18, 2025, prompting Zhipu to apologize, disable the feature, delete stored data, and open-source the code. However, users and corporate clients remain skeptical about data usage and potential cross-border transfer to Singapore. A client, Taiyuan Chengming Technology, publicly questioned the company but later removed its letter after Zhipu reached out. The article argues the incident reflects management shortcomings in Zhipu's academically-oriented leadership team, led by founder Tang Jie and chairman Liu Debing, and warns that in a competitive AI coding tool market, trust is critical. It compares the situation to similar controversies at Musk's X/Grok and Anthropic's Claude Code, noting Zhipu's lower resilience due to ongoing losses despite a recent $4 billion funding round. The analysis concludes that Zhipu must improve governance, transparency, and communication to rebuild trust.
Zhipu AI's ZCode Data Upload Sparks Industry-Wide Trust Crisis Over AI Data Practices
In September 2024, a developer discovered that Zhipu AI's coding tool ZCode automatically uploaded entire code repositories, including Git history and credentials, to Alibaba Cloud servers using RSA encryption that users could not decrypt. The feature was on by default with no visible toggle and not mentioned in the privacy policy. Zhipu AI apologized within 48 hours, open-sourced ZCode, and commissioned security audits from CAICT and NSFOCUS, confirming data deletion. The article argues this incident exposes a structural conflict in the AI industry: companies' hunger for training data versus users' data sovereignty. It compares ZCode's behavior unfavorably to GitHub Copilot, Cursor, and Claude Code, noting that most AI coding tools collect user code data with varying transparency. The author forecasts that the era of 'wild growth' in AI is ending and that companies building trust through data security and transparency will survive the next competitive phase.
Read sourceZhipu AI's ZCode Data Scandal Exposes AI Industry's 'Data Original Sin'
In September, a developer discovered that Zhipu AI's coding tool ZCode automatically packaged and uploaded entire workspace code—including Git history, LFS caches, and config files—to Alibaba Cloud's OSS servers when users were logged in. The upload used RSA encryption from Zhipu's server, making the data inaccessible even to users, with no toggle in the interface and no mention in the privacy policy. A company named Chengming Technology sent a legal letter alleging its source code, database passwords, and user data were fully uploaded. Zhipu publicly apologized on September 21, open-sourced ZCode on GitHub, and commissioned security audits from CAICT and NSFOCUS, confirming the storage bucket was cleared. The article argues this incident reveals a structural tension in the AI industry: companies' insatiable need for training data versus users' data sovereignty. It compares ZCode's behavior unfavorably to GitHub Copilot's zero-data-retention policy, Cursor's opt-in privacy mode, and Claude Code's enterprise protections. The author forecasts that AI's 'wild growth' era is ending and a 'trust infrastructure' era is beginning, where data security and transparency become competitive differentiators.
Read sourceZhipu AI's ZCode Data Scandal Exposes Industry-Wide Trust Crisis in AI Coding Tools
In mid-September 2024, a developer discovered that Zhipu AI's coding tool ZCode automatically packaged and encrypted entire workspace code—including Git history and configuration files—and uploaded it to Alibaba Cloud OSS servers without user consent or disclosure in the privacy policy. The upload was always-on, had no visible toggle, and used RSA encryption that prevented users from decrypting their own data. A company named Chengming Technology formally demanded accountability, citing exposure of source code, database passwords, and personal data. Zhipu AI apologized on September 21, open-sourced ZCode on GitHub, and commissioned security audits from the China Academy of Information and Communications Technology and NSFOCUS, confirming data deletion. The article argues this incident reveals a systemic 'data original sin' in the AI industry: companies need user data to train models, but users demand data sovereignty. It compares ZCode unfavorably to GitHub Copilot, Cursor, and Claude Code, noting that while all collect code data, ZCode's lack of transparency and control crossed a trust red line. The author forecasts that the era of 'wild growth' in AI is ending and 'trust infrastructure' will determine which companies survive enterprise adoption.
Read sourceZhipu AI's ZCode Faces Trust Crisis Over Secret Code Uploads, Stock Rebounds After Fixes
On September 18, 2024, a developer discovered that Zhipu AI's AI coding tool ZCode was secretly uploading user code to Alibaba Cloud servers without consent, sparking a major controversy. The 313MB encrypted package contained source code, Git history, and config files. Zhipu AI, known as Hong Kong's 'first large-model stock,' responded within three days with apologies, a fix, open-sourcing the tool, and inviting third-party security audits from CAICT and NSFOCUS. Despite these measures, developer trust remained shaken: the open-source version was incomplete, data destruction lacked verifiable proof, and some enterprise clients banned the tool. Zhipu's stock fell over 5% intraday on September 21 before closing up 1.79%. Experts noted the incident reflects a common compliance risk across AI coding tools, which require broader project access and thus expose sensitive assets. The article compares the case to xAI's Grok Build incident in July 2024, highlighting the industry's lack of unified data processing standards.
Read sourceZCode Data Privacy Scandal Tests Trust in AI Coding Tool Zhipu
A data privacy controversy has erupted around ZCode, an AI-powered coding tool developed by Chinese AI company Zhipu (智谱). On September 18, developer ferstar published a blog post alleging that ZCode's desktop client silently encrypted and uploaded entire project workspaces, including full Git history and sensitive configuration files, to Alibaba Cloud OSS without user consent. The upload mechanism was reportedly enabled by default with no UI option to disable it, and the encryption key was server-side only, preventing users from decrypting their own data. Zhipu apologized on September 18, attributing the issue to a 'code repository indexing' feature, and released a fix on September 19. On September 21, Zhipu open-sourced ZCode to increase transparency. However, many developers remain skeptical, questioning whether uploaded data was truly destroyed, whether backups exist, and whether the open-source release is complete. Some companies have reportedly stopped using ZCode internally. The incident highlights broader industry concerns about data boundaries and user consent as AI coding tools evolve from code assistants to complex task-execution platforms. ZCode is strategically important to Zhipu, as its revenue model shifts toward cloud-based AI services, with coding capabilities seen as a critical bridge to advanced agentic engineering.
Read sourceZCode Data Privacy Scandal Tests Trust in AI Coding Tool Zhipu
A data privacy controversy erupted around ZCode, an AI coding tool developed by Chinese AI company Zhipu, after a developer discovered the tool was silently uploading entire project histories, including Git version history and sensitive configuration files, to Alibaba Cloud OSS. The developer, known as ferstar, published a blog post on September 18 detailing the finding, which showed the upload mechanism was enabled by default with no user-facing disable option and used encryption keys only the server could decrypt. Zhipu apologized the same day, attributing the issue to a 'code repository indexing' feature, and released a fix on September 19. On September 21, Zhipu open-sourced ZCode to increase transparency. However, many developers remain skeptical, questioning whether uploaded data was truly destroyed, whether backups exist, and whether the open-source release is complete. The controversy highlights broader industry concerns about data boundaries and user consent for AI coding tools that access entire project contexts. ZCode is strategically important to Zhipu as it transitions from local deployment to cloud-based AI services, with coding capabilities central to its growth strategy. The company's 2026 half-year report showed revenue of 954 million yuan, up 399.7% year-on-year, driven by cloud deployment income.
Read sourceZhiPu's AI Coding Tool ZCode Faces Data Security Backlash Over Code Uploads
Chinese AI company ZhiPu (Zhipu AI), known as the 'first global large model stock' listed in Hong Kong, faces a growing controversy over its AI coding tool ZCode. Developers discovered the tool was packaging entire project files, including source code, historical records, and credentials, and attempting to upload them to the cloud. ZhiPu apologized, attributing the issue to a 'code library indexing' feature accidentally triggered, and claimed data was immediately destroyed. However, critics, including developer ferstar and Taiyuan Chengming Technology, dispute this, noting the tool continued uploading even with privacy settings off and that data destruction cannot be externally verified. The incident threatens ZhiPu's B2B business, which relies heavily on enterprise and developer clients, as 86.5% of its H1 2026 revenue came from API services. ZhiPu announced a new 'data content non-retention' feature for its MaaS platform. Analysts say the event may shift AI coding tool competition from functionality to security and trust.
Read sourceTaiyuan Company's 12 Questions Escalate Zhipu AI's ZCode Data Upload Controversy
A data privacy controversy surrounding Zhipu AI's ZCode desktop application escalated from a developer's technical discovery to a formal legal challenge. On September 18, a tech blogger reported that ZCode silently packaged and uploaded entire workspace data, including Git history, API keys, and database credentials, to Alibaba Cloud OSS. Zhipu AI apologized, attributing the issue to a default-enabled indexing feature and promising fixes. However, on September 19, Taiyuan Chengming Technology issued a formal letter with 12 demands, questioning the fix's effectiveness, the scope of uploaded data (including core trade secrets), and potential cross-border data transfer to Singapore. The company set an October 10 deadline and reserved rights to sue. In response, Zhipu AI issued a public apology on September 21, open-sourced ZCode's codebase, and commissioned independent security audits. The incident poses significant reputational and regulatory risks for Zhipu AI, which is listed on the Hong Kong Stock Exchange as a leading AI model company.
Read sourceZhipu AI's ZCode Tool Faces Data Security Scandal Over Silent Code Uploads
Zhipu AI, a major Chinese AI company, is facing a data security crisis over its AI coding tool ZCode. On September 19, 2026, a client, Taiyuan Chengming Technology, sent a legal letter alleging that ZCode silently uploaded their entire code repositories, including full Git histories, to cloud servers. The uploads, which occurred without explicit user consent, were discovered by a developer who found encrypted snapshots of his projects in a local directory. Zhipu AI apologized on September 21, stating the issue was a bug in a 'code repository indexing' feature, and announced it would open-source ZCode, invite security audits, and delete all uploaded data. However, critics argue the uploads went beyond indexing, potentially violating China's data protection and cross-border data transfer laws, as data was sent to servers in Hong Kong and Singapore. The scandal has eroded user trust, with some developers considering legal action. The incident highlights broader industry concerns about AI coding tools' data collection practices and the lack of independent verification mechanisms.
Read sourceAI Coding Race Raises Data Privacy and Security Concerns, Experts Warn
A privacy controversy over ZCode, an AI coding tool from Chinese AI firm Zhipu AI, has ignited debate about data security in the AI programming sector. Reports alleged ZCode silently uploaded entire project workspaces, including source code and credentials, to third-party servers, even when users disabled the upload setting. Zhipu AI apologized, attributing the issue to a default-on 'code repository indexing' feature, and subsequently open-sourced ZCode. Experts interviewed by The Paper note that default-on data collection is an industry-wide practice, not unique to Zhipu. They warn that AI coding tools pose unique risks: probabilistic model outputs can leak embedded secrets, AI-generated code scales vulnerabilities, and agents with automatic execution capabilities can be hijacked to attack production systems. Forecasts suggest the most dangerous future events may involve AI coding agents as entry points for internal network breaches or supply-chain attacks via AI-generated components. The article calls for industry standards requiring default-off data collection, regular security audits, and clearer regulatory frameworks for enterprise data.
ZCode Data Privacy Scandal Tests Trust in AI Coding Tool Zhipu
A data privacy controversy erupted around ZCode, an AI coding tool developed by Chinese AI company Zhipu, after a developer discovered the tool was silently uploading entire project repositories—including Git history and sensitive configuration files—to Alibaba Cloud's OSS storage. The uploads occurred without user consent, using encryption keys controlled only by the server. Zhipu apologized on September 18, released a fix on September 19, and open-sourced ZCode on September 21 to restore trust. However, many developers remain skeptical, questioning whether historical data was truly deleted and whether the open-source release is complete. The incident highlights broader industry concerns about data boundaries in AI coding tools, which increasingly require deep project context to function. For Zhipu, ZCode is strategically critical as the company pivots from local deployment to cloud-based AI services, with coding capabilities seen as essential for advancing toward autonomous task execution. The controversy could threaten developer trust and revenue growth at a time when Zhipu's cloud revenue surged 2,735% year-over-year to 825 million yuan in the first half of 2026.
Read sourceChinese AI Firm Zhipu Launches Zero-Data Retention Feature After Privacy Controversy
Chinese AI company Zhipu (智谱) announced on September 20 that its MaaS platform will launch a data content non-retention feature, ensuring user input and output data are used only for the current model call and not statically stored. This follows a privacy controversy where its AI coding tool ZCode was found to silently upload user programming data to third-party cloud servers. Zhipu apologized, completed a security rectification, and open-sourced ZCode. Security audits by the China Academy of Information and Communications Technology and NSFOCUS confirmed that the cloud storage bucket was empty and all data objects deleted. The zero-data retention mechanism, similar to offerings from OpenAI and Anthropic, requires user application and includes exceptions for batch APIs and legal compliance. Industry experts advised clients on self-protection measures including data minimization, permission control, and choosing verifiable suppliers.
Read sourceZhipu AI's ZCode Data Upload Scandal Sparks Developer Trust Crisis and Stock Drop
Chinese AI company Zhipu AI (HK2513) faced a significant backlash after its AI code editor ZCode was found uploading user code data to cloud servers without permission on September 18. The incident, which caused a 5% stock drop on September 21 before recovering, triggered a trust crisis among developers who feared information leaks and unauthorized use of their data for model training. Zhipu AI issued multiple apologies, promised the data was not used for training, completed rectification, and open-sourced ZCode on GitHub. The company also invited the China Academy of Information and Communications Technology and NSFOCUS for security audits. Despite these measures, some companies have banned ZCode usage. The article notes that Zhipu AI's market cap has fallen from a peak of 1.33 trillion HKD to 387.1 billion HKD. Competitors like MiniMax also announced open-sourcing their AI coding products. An analyst from Dongwu Securities maintained a 'buy' rating, expecting minimal fundamental impact.
Read sourceZhipu AI Open-Sources ZCode After Data Privacy Controversy, Industry Trust Tested
Chinese AI company Zhipu AI (HK2513) faced a data privacy crisis over its AI coding tool ZCode, which was found to automatically package and upload entire project workspaces to Alibaba Cloud OSS when users were logged in. The issue was first reported by blogger ferstar on September 18. Zhipu initially apologized and claimed a fix, but subsequent analysis by Chengming Technology showed uploads continued after the apology, including complete source code, system architecture, and employee personal data. The controversy escalated as developers and enterprise clients questioned the company's data boundaries and sincerity. In response, Zhipu open-sourced ZCode and released a third-party security audit confirming zero data on the cloud, while cutting the local repository snapshot generation and upload chain in the latest version. The article, citing analysis from tech media Sootoo, argues that while the data upload feature has technical rationale for AI model understanding, the lack of a clear, user-controllable switch and the discrepancy between policy and actual code behavior eroded trust. It recommends that Zhipu and the industry prioritize user control, continuous third-party verification, and proactive communication to restore confidence, especially given Zhipu's reliance on B2B clients and its recent $5 billion funding round.
Read sourceZhipu AI's ZCode Data Upload Controversy Sparks Debate on AI Governance Lagging Behind Capabilities
Chinese AI company Zhipu AI (2513.HK) has faced backlash after users discovered its ZCode desktop client automatically uploaded source code and sensitive data to Alibaba Cloud's OSS storage without clear user consent. The controversy, which erupted on September 18-19, 2024, involved technical blogger ferstar and Taiyuan Chengming Technology reporting unauthorized data uploads including project source code, Git history, database credentials, and cloud service keys. Zhipu responded by apologizing, releasing a fix, and open-sourcing ZCode on GitHub for community oversight. The company also announced a data non-retention feature. The article notes this is not an isolated incident, citing a similar case with xAI's Grok Build in July 2024. Analysts suggest the industry lacks unified data processing standards, and AI governance has not kept pace with rapid capability expansion. While no evidence suggests Zhipu used the uploaded data for model training, the incident highlights systemic risks in AI tool data handling. Zhipu's stock fell 4.42% to HKD 745.5 following the news.
Read sourceZhipu AI stock falls after ZCode tool exposed for silently uploading user code data
Chinese AI company Zhipu (智谱) faced a significant stock decline on September 21 after its AI coding tool ZCode was discovered to have silently uploaded users' entire workspace, including Git history and credentials, to Alibaba Cloud OSS. Developer ferstar exposed the issue on September 18, prompting Zhipu to apologize and attribute the problem to a default-enabled 'code repository indexing' feature. However, a subsequent letter from Taiyuan Chengming Technology revealed uploads continued after the apology, and questioned data being sent to a Singapore entity. Nearly 400 developers formed a维权 group, escalating the issue from a technical bug to a data compliance and trust crisis. Zhipu announced a five-step remediation plan including public apology, bug fix, third-party audit by China Academy of Information and Communications Technology, open-sourcing ZCode, and a new 'data content not retained' feature on its MaaS platform. Despite these measures, the stock fell over 5% intraday. Developer Zhang Nan (pseudonym) expressed anger, stating the company mischaracterized data theft as a bug, and noted the open-sourced version is a new repository, not the original. Zhejiang University associate professor Zhang Bingsheng warned that 'data not retained' does not mean data did not leave the domain. Zhang Nan has retained legal counsel and is considering a lawsuit.
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