Cun
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User Service Agreement

Version Updated: July 20, 2026

Important Notice

These service terms ("Terms") govern your access to and use of our website, app, and services. When you fill in information according to the registration page prompts, read and agree to this Agreement, and complete all registration procedures, it means that you have fully read, understood, and accepted all contents of this Agreement. This Agreement will then have legal binding effect on you and us. If you do not agree to these Terms, please do not use our services.

This Agreement applies to your access to and use of this Platform's services through the web terminal (Cun.com website), the corresponding mobile application (App), and all other forms. The foregoing terminals are collectively referred to as "this Platform". No matter which terminal you use to access this Service, you are bound by this Agreement.

Article 1 Definitions and Interpretation

1.1 "Cun.com" or "this Platform": refers to the AI API service platform operated by Shenzhen Ciyun Interactive Technology Co., Ltd. (hereinafter referred to as "we" or "us"), including but not limited to the Cun.com website and its corresponding mobile application (App), mini programs, API interfaces, and any other terminal products in any form, collectively referred to as "this Platform".

1.2 "This Service": refers to the AI model API calling services provided by us through Cun.com, including but not limited to AI capability access services such as text generation, image generation, video generation, and audio generation.

1.3 "User" or "You": refers to any individual, legal person, or other organization that registers, logs in to, or uses this Platform's services.

1.4 "User Content": refers to all text, images, videos, audio, and other information content uploaded, entered, generated, published, or transmitted by users through this Platform.

1.5 "API Key": refers to the unique identity credential obtained by a user after registration and used to call this Platform's API services.

1.6 "App": refers to the Cun.com App mobile application developed by us (including iOS and Android versions), which users may download, install, and use through mobile devices.

Article 2 Service Content

2.1 We provide users with unified AI API access services through Cun.com. Users may call multiple AI models through a single API interface, including but not limited to text conversation, image generation, video generation, audio processing, and other functions.

2.2 We reserve the right to add, reduce, adjust, or terminate any specific service function at any time. The specific service content is subject to what this Platform actually provides.

2.3 In principle, all service functions of this Platform remain consistent between the web terminal and the App terminal. Minor differences in interface display or function implementation caused by technical characteristics of different terminals (such as screen size, operating system restrictions, etc.) do not affect the validity of this Agreement. If the App terminal contains special functions not available on the web terminal, such functions also apply to all provisions of this Agreement.

Article 3 User Account

3.1 Users must register according to the requirements of this Platform and provide true, accurate, and complete registration information, including but not limited to user name, ID, nickname, contact phone number, email address, etc. Users should properly keep their account information and API Key, and must not transfer, lend, or otherwise allow others to use their account.

3.2 Real-name Authentication. In view of this Platform's provision of paid API services and the needs of network security management, users must complete real-name authentication before using this Service. Users should provide true and valid identity information for authentication according to platform instructions. For users who have not completed real-name authentication, we have the right to restrict their use of some or all service functions.

3.3 Authenticity of Information. Users guarantee that all registration information and real-name authentication information they provide is true, accurate, and complete, and that they will update such information promptly when it changes. Users shall bear all consequences caused by providing false information or failing to update information in time.

3.4 Users shall bear full legal responsibility for all acts under their accounts. Any loss caused by leakage or theft of a user account or API Key, or other reasons not attributable to us, shall be borne by the user.

Article 4 User Conduct Rules

4.1 Guarantee of Legality of User Content. Users guarantee that all content uploaded, entered, generated, published, or transmitted through this Platform (including but not limited to text, images, videos, audio, etc.) does not infringe any third party's lawful rights and interests (including but not limited to intellectual property rights, portrait rights, reputation rights, privacy rights, etc.), does not violate any applicable laws and regulations, does not involve pornography, violence, gambling, drugs, terrorism, or other illegal or non-compliant content, and does not contain any defamatory, insulting, fraudulent, false advertising, or other improper information.

4.2 Prohibition on Attacking the Platform. Users must not interfere with or damage the normal operation of this Platform or obtain unauthorized data through any improper means (including but not limited to hacker attacks, malicious crawlers, DDoS attacks, vulnerability exploitation, reverse engineering, illegal intrusion, etc.). Users must not attempt to bypass this Platform's security protection measures.

4.3 Legal and Compliant Use. When using this Service, users must comply with the laws and regulations of the People's Republic of China and the laws and regulations of the country or region where the user is located. Users must not use this Service to engage in any illegal, non-compliant, or rights-infringing activities.

4.4 Users Are Responsible for Generated Content. Users bear full responsibility for all content generated through this Platform's AI models. We make no express or implied warranty regarding the authenticity, accuracy, reliability, non-infringement, or fitness for a particular purpose of AI-generated content.

4.5 User Representations and Warranties. Users represent and warrant that they have all rights, authorizations, and permissions necessary to provide input content to this Service.

Article 5 Content Review and Disposal

5.1 Review Right. We have the right (but not the obligation) to review all content uploaded, entered, generated, published, or transmitted by users through this Platform.

5.2 Disposal of Violations. If user content has or is suspected of having any of the following circumstances, we have the right to directly take measures such as taking down, blocking, or deleting such content without the user's consent, and depending on the severity of the circumstances, take measures against the user account such as warning, function restriction, service suspension, or service termination:

  • (1) Infringement of any third party's intellectual property rights, portrait rights, reputation rights, privacy rights, or other lawful rights and interests;
  • (2) Involvement of illegal or non-compliant content such as pornography, violence, gambling, drugs, terrorism, hate speech, etc.;
  • (3) Containing improper information such as defamation, insults, fraud, false advertising, etc.;
  • (4) Violation of laws and regulations of the People's Republic of China or laws and regulations of the country or region where the user is located;
  • (5) Other content that we deem inappropriate.

5.3 Reservation of Right to Pursue Liability. For users who violate Article 4 of this Agreement, we reserve the right to pursue all legal responsibilities, including but not limited to reporting to relevant competent authorities, filing civil lawsuits, and claiming compensation for losses.

5.4 Review Does Not Constitute a Guarantee. Our review does not mean that we make any express or implied confirmation or guarantee regarding the authenticity, legality, or validity of user content. Users should still independently bear all responsibilities related to their content.

Article 6 Intellectual Property

6.1 The intellectual property rights of this Platform and all content contained in it (including but not limited to software, code, interface design, text, images, logos, etc.) belong to us or have been legally authorized. Without our written consent, users must not copy, modify, reverse engineer, decompile, or otherwise obtain the source code of this Platform.

6.2 Users retain the intellectual property rights in their input content. The ownership of intellectual property rights in content generated by users through this Platform is subject to the rules of the specific AI model service provider called by the user. Users should understand and comply with the terms of relevant third-party service providers on their own.

6.3 Users grant us the necessary, limited, non-exclusive right to use user content in the process of providing this Service, solely for the purpose of delivering service results to users.

Article 7 Service Changes and Notices

7.1 Right to Adjust Services. We have the right to adjust this Platform's service content, function settings, API interfaces, pricing strategies, model lists, etc. at any time according to business development needs.

7.2 Notice Method. We will notify users of any service adjustment, rule change, or important announcement through one or more of the following methods:

  • (1) In-platform message;
  • (2) Website announcement on this Platform;
  • (3) Email address provided by the user at registration;
  • (4) Mobile phone number provided by the user at registration.

Users should pay attention to in-platform messages and announcements on this Platform in a timely manner. From the time the notice is sent, the user will be deemed to have received the relevant notice.

7.3 Agreement Modification. We have the right to revise this Agreement from time to time. The revised Agreement will be published on this Platform or notified to users through in-platform messages, announcements, or other means. If a user continues to use this Service, the user will be deemed to have agreed to accept the revised Agreement.

Article 8 Credits

8.1 Paid Model. Some services of this Platform are paid services. Users may obtain corresponding platform credits through this Platform for calling this Platform's AI model API services.

8.2 Credits.

8.2.1 Virtual Credit Quota. Platform credits are virtual credit quotas issued by this Platform and are limited to consumption for calling AI model API services within this Platform. They cannot be exchanged for legal currency, cannot circulate outside the platform, and cannot be transferred to third parties.

8.2.2 Credit Validity Period. The validity period of credits is subject to platform announcements. Credits not used after the validity period expires will be automatically cleared, and we will not provide compensation.

8.3 Unlocking Advanced Functions. Some advanced functions (including but not limited to specific AI model calls, higher concurrency quotas, priority queues, dedicated technical support, etc.) are open only to users who have obtained credits. After a user obtains corresponding credits, the system will automatically unlock the corresponding level of advanced function permissions.

8.4 Price Adjustment. We have the right to adjust credit consumption standards and advanced function unlock thresholds according to market and operational conditions. The adjusted standards will be notified to users in the manner agreed in Article 7 of this Agreement (including in-platform messages, website announcements, etc.) and will take effect from the date of notice publication.

8.5 Fee Settlement. Credits consumed by users during the use of this Service will be automatically deducted by the system. Users should ensure that their account credit balance is sufficient to complete service calls. We are not responsible for service call failures or interruptions caused by insufficient balance.

8.6 Generated Content Download

8.6.1 Paid Download. If users need to download, export, save locally, or obtain high-resolution/high-bitrate versions of text, images, videos, audio, and other content generated through this Platform's AI models (hereinafter referred to as "Generated Content"), users must pay the corresponding service fees. Specific download charging standards are subject to those published by this Platform and are usually deducted from platform credits on a per-use basis.

8.6.2 Free Online Preview. Users' online preview, online playback, or online viewing of Generated Content within the platform is not restricted by this provision, but the platform has the right to appropriately limit the clarity, duration, image quality, and other aspects of preview content.

8.6.3 Output Format and Quality. This Platform has final discretion over the output format, resolution, file size, and other specifications of Generated Content. The specific download options are subject to what the platform actually provides. After paying the download fee, the user obtains the right to download that Generated Content under the current platform version, but this does not mean that we make any additional guarantee regarding the completeness, availability, or compatibility with any specific format of the content.

8.6.4 Restrictions After Download. After users download Generated Content, their use of the content must still comply with Article 4 (User Conduct Rules) and Article 6 (Intellectual Property) of this Agreement. Users must not use downloaded content for any illegal, infringing, or public-order-and-good-morals-violating purpose.

8.6.5 Content Changes Caused by Third-party Model Changes. If changes in model versions, algorithms, output rules, or service cessation by third-party AI model service providers cause changes, quality degradation, or inability to continue using Generated Content that users have paid to download, we will not be responsible for refunds or compensation. However, we will make commercially reasonable efforts to notify users in advance through in-platform messages, announcements, or other means.

Article 9 Disclaimer

9.1 Service Provided "As Is". This Service is provided on an "as is" and "as available" basis. We make no express or implied warranty regarding the continuity, timeliness, security, or accuracy of the service.

9.2 Disclaimer for Third-party Models. The AI models aggregated by this Platform are provided by third-party service providers. We do not assume any guarantee responsibility for the quality, performance, accuracy, or legality of output results of third-party models.

9.3 Force Majeure. We are not responsible for service interruptions or data loss caused by force majeure (including but not limited to natural disasters, war, terrorist attacks, strikes, government actions, power outages, network failures, third-party service provider failures, etc.).

9.4 Disclaimer for Indirect Losses. Under no circumstances shall we be liable for any indirect losses, incidental losses, special losses, or punitive damages, including but not limited to lost profits, data loss, business interruption, etc.

Article 10 Third-party Services

10.1 Third-party Service Access.

10.1 To provide users with complete AI API access services, this Platform may, during operation, use products, technologies, or services provided by third-party service providers, including but not limited to cloud computing infrastructure, identity authentication, data storage, and other services provided by Google, as well as code hosting, developer communities, open-source component distribution, and other services provided by GitHub.

10.2 Binding Effect of Third-party Terms. Users acknowledge and agree that, during the use of this Platform's services, users may need to comply simultaneously with the relevant service terms, privacy policies, and legal and regulatory requirements of third-party service providers (including but not limited to Google and GitHub). Users should understand and comply with such third-party usage rules on their own. Any dispute, penalty, or loss arising from a user's violation of third-party service provider terms shall be borne by the user, and we assume no responsibility.

10.3 Availability of Third-party Services. We make no express or implied warranty regarding the availability, security, stability, or service quality of third-party service providers. If all or part of this Platform's services cannot be provided normally due to failure, interruption, suspension, termination of services, or access restrictions under China or user-location laws and regulations affecting third-party service providers (including but not limited to Google and GitHub), we shall not bear any liability for breach of contract or compensation.

10.4 Third-party Data Interaction. During a user's use of this Platform's services, some user data (including but not limited to text, images, audio, video, and other content entered by users, as well as user registration information and authentication information) may be transmitted, processed, or stored through third-party services (such as Google Cloud). Users acknowledge and agree to the foregoing data transmission and processing. We will make commercially reasonable efforts to choose reliable third-party service providers and take necessary security measures to protect user data security, but we do not assume direct responsibility for data processing activities of third-party service providers.

10.5 Third-party Dispute Handling. If a dispute occurs between a user and any third-party service provider (including but not limited to Google and GitHub), it should be resolved directly by the user and that third party through consultation. We may provide necessary assistance within a reasonable scope, but we do not assume any legal responsibility for such disputes.

10.6 Third-party Changes. If a third-party service provider (including but not limited to Google and GitHub) changes its service terms, pricing policies, service scope, or stops providing specific services, causing us to adjust the service content or prices of this Platform accordingly, we will notify users in the manner agreed in Article 7 of this Agreement. Such adjustments do not constitute our breach of contract.

Article 11 Service Termination

11.1 Users may stop using this Service and cancel their accounts at any time.

11.2 We have the right to terminate services to users under the following circumstances:

  • (1) The user violates this Agreement and still fails to correct the violation after being reminded;
  • (2) User content contains serious illegal, non-compliant, or infringing circumstances, and we take measures according to Article 5;
  • (3) The user is in arrears for more than the agreed period;
  • (4) Laws and regulations or competent government authorities require termination of services;
  • (5) Other circumstances that we deem necessary for termination of services.

11.3 After service termination, users should stop using this Service, and we have the right to delete user data, unless otherwise provided by laws and regulations or otherwise agreed by both parties.

Article 12 Governing Law and Dispute Resolution

12.1 Governing Law. The formation, validity, interpretation, performance, and dispute resolution of this Agreement shall be governed by the laws of the People's Republic of China. At the same time, users undertake to also comply with the laws and regulations of the country or region where the user is located when using this Service.

12.2 Dispute Resolution. Any dispute arising from or related to this Agreement shall first be resolved through friendly consultation between the parties. If consultation fails, either party has the right to submit the dispute to the people's court with jurisdiction at our domicile for litigation.

Article 13 Miscellaneous

13.1 Severability. If any provision of this Agreement is determined to be invalid or unenforceable, it will not affect the validity of other provisions.

13.2 No Waiver of Rights. Our failure to exercise or enforce any right or provision under this Agreement does not constitute a waiver of such right or provision.

13.3 Entire Agreement. This Agreement constitutes the complete agreement between the parties regarding this Service and supersedes any prior oral or written agreements between the parties regarding this Service.

13.4 Contact Information. If you have any questions, opinions, or suggestions about this Agreement, you may contact us through the following methods:

Company Name: Shenzhen Ciyun Interactive Technology Co., Ltd.

Contact Email: cunciyun@gmail.com

Contact Phone: 18124199007

13.5 App Store Channel Notice. If users download the App through third-party app stores such as the Apple App Store, Google Play, or Huawei AppGallery, such app stores act only as distribution channels, do not participate in the operation of this Platform, and do not assume any responsibility for this Platform's service quality, security, or any transaction between you and this Platform. Your relationship with such app stores is governed by their own service terms and privacy policies.