Supplementary Agreement for Customized Instance Services

Party A: WebCal User Party B: WebCal Platform, namely SpiderWeb Supercomputing (Hong Kong) Technology Co., Ltd.

I. Agreement Contents

Party B conditionally provides a “Custom Service” feature on its WebCal platform for users who rent GPU instances,which allows users to establish services based on protocols such as HTTP, FTP, and TCP on ports 6006, 6008, and others within their instances. WebCal maps these ports to services accessible via “domain name + port number” for Party A to invoke and use. Party A has a need to use the aforementioned custom services. Both parties acknowledge that the custom services provided by Party B are designed to facilitate GPU-based scientific research and may only be used for scientific research purposes.

II. Rights and Responsibilities of Both Parties

(1) Party A agrees to use the custom services provided by Party B solely for research purposes, and to use them exclusively by Party A itself, without forwarding links to the custom services to any third party.

(2) Party A must complete real-name verification before using the custom service features provided by Party B.

(3) Party A undertakes never to use the custom services provided by Party B under the following circumstances:

​ A. Anything related to cryptocurrency or mining activities. ​ B. Any content related to password cracking or hacking techniques. ​ C. Any use of AI technology to generate audio, text, images, or videos that are pornographic, violent, or otherwise violate laws and regulations. ​ D. Establishing or leasing dedicated lines (including virtual private networks, or VPNs) or other channels to conduct cross-border business activities.

(4) Party A understands that the Custom Service is an open, Internet-based service. Once activated, any individual, organization, or computer program may access the content that Party A places on the Custom Service. Accordingly, Party A agrees to: A. If Party A uses a custom service to store sensitive or private data and such data is leaked as a result, Party A shall bear full responsibility; B. If Party A uses the Customized Service to host digital materials containing pornography, violence, or other content that violates laws and regulations, and such materials are subsequently disseminated on the Internet as a result, Party A shall bear full responsibility; C. If Party A uses custom services to generate digital content involving pornography, violence, or other violations of laws and regulations using AI technology, and such content is subsequently disseminated on the Internet, Party A shall bear full responsibility; D. If Party A uses custom services in violation of the above commitments and such use constitutes a violation of the law, Party A shall bear all legal liability;

(5) Party B shall fully exercise its initiative to utilize technical means to effectively monitor the content exposed externally by the custom service and shall cooperate with relevant telecommunications regulatory authorities and law enforcement agencies in monitoring the content exposed externally by the custom service.Upon discovery of any illegal or non-compliant content on a custom server, Party B shall immediately suspend Party A’s account and terminate the custom service; such action shall not be deemed a violation of the “WebCal User Service Agreement.” Upon discovering suspected illegal activities, Party B reserves the right to report the matter to the police and submit relevant data.

III. Liability for Breach of Contract

A breach by either Party A or Party B of the commitments set forth in Article 2 of this Agreement shall be deemed a breach of contract; the breaching party shall bear liability for such breach and compensate the non-breaching party for any losses incurred as a result. If Party A’s activities conducted using the Customized Services violate relevant laws, regulations, or this Agreement of the applicable countries and regions, and such violation is discovered by Party B, or if such activities result in the following issues on the services provided to Party A (servers, IP addresses, domain names), and Party B verifies this or relevant authorities order the services to be shut down, Party B shall have the right to suspend or terminate all or part of the services provided to Party A.Party A shall bear all losses incurred by Party B as a result. In the event of a service suspension, Party B may choose to require Party A to delete or modify the inappropriate content; Party B shall resume services only after Party A has deleted or modified such content and taken effective measures to resolve the issues. The duration of the suspension shall be counted toward the service period, and Party A shall remain liable for the service fees for that period: (1) Programs or software designed to attack or interfere with the normal operations of others. (2) Party A using the host, IP address, or domain name to engage in or distribute spam in any form (spam refers to emails sent without the recipient’s consent). (3) Disseminating information that undermines social order or public security; disseminating information that glorifies extreme public behavior or contains obscene or pornographic content; and operating gambling or pornographic websites. (4) Failing to provide network usage information (such as IP addresses, domain names, etc.) as required by Party B, failing to complete the information requested by Party B, and failing to cooperate with Party B’s inspections. (5) Establish or lease dedicated lines (including virtual private networks, or VPNs) and other channels to conduct cross-border business operations. (6) Situations where national internet regulatory authorities, security agencies, or other government departments require suspension or shutdown, or where operations are prohibited by laws, regulations, policies, or public morality. If Party A breaches the commitments made in this Agreement or violates the above terms, resulting in Party B receiving complaints or claims from third parties, Party B has the right to suspend Internet access services, or even terminate this Agreement and require Party A to compensate for all direct losses;If Party A’s actions result in Party B being subject to administrative penalties, Party B shall, in addition to having the right to terminate this Agreement, be entitled to require Party A to pay a liquidated damages, which may be deducted first from Party A’s remaining prepaid balance (if any). Furthermore, Party A shall bear all other or additional losses incurred by Party B as a result. If Party A’s illegal writing, execution, or use of programs or software causes an interruption to Party B’s network or prevents other users from using the cloud services normally, Party B has the right to suspend Internet access services or even terminate this Agreement, and Party A shall compensate Party B for all direct losses incurred as a result; such compensation may be deducted first from Party A’s remaining prepaid balance.Furthermore, if such compensation is insufficient to cover Party B’s losses, Party A shall make up the difference.

Once this Agreement pops up and is displayed, Party B shall be deemed to have agreed to and signed this Agreement.

By clicking the “Agree” button below, you acknowledge that you have fully read and understood this Agreement, are willing to comply with its terms and fulfill the commitments set forth herein, and voluntarily enter into this Agreement.

If you click the “Disagree” button below, this page will automatically close, and you will be able to continue using all features provided by WebCal except for custom services.