Article 1 (Purpose)

These Terms of Service (the "Terms") govern the terms and conditions for the use of the NubintAI service (the "Service") operated by BeyondCity Inc. (the "Company").

Article 2 (Definitions)

The terms used in these Terms are defined as follows:

Service: Refers to the AI-powered research assistant service and all related services provided by the Company.
Website: Refers to the internet site (https://nubint.com) operated by the Company to provide the Service.
Member: Refers to a person who has agreed to these Terms and entered into a service use agreement with the Company.
Non-member: Refers to a person who uses the Service without registering as a Member.
ID: Refers to the email address or social account set by the Member and approved by the Company for identification and service use.
Content: Refers to all information including text, images, and files generated by Members or provided by the Company within the Service.
Paid Service: Refers to various services and additional services provided by the Company for a fee.
Credits: Refers to virtual payment units used for certain features within the Service.
Quota: Refers to the number of service uses provided according to the subscription plan.

Article 3 (Publication and Amendment of Terms)

The contents of these Terms shall be posted on the Service website or otherwise made available to users.
The Company may amend these Terms within the scope that does not violate applicable laws and regulations.
When the Terms are amended, the Company shall post the changes and effective date on the Service website at least 30 days prior to the effective date. However, for changes that are not disadvantageous to users, notice may be given at least 7 days prior.
If a user does not agree to the amended Terms, the user may discontinue use and withdraw from the Service. Continued use of the Service after the effective date of the amended Terms shall be deemed as consent to the changes.

Article 4 (Membership Registration)

Users may apply for membership by agreeing to these Terms and following the registration procedures established by the Company. Membership is completed upon the Company's approval.
Members must provide truthful and accurate information during registration. The use of false or another person's information may result in service restrictions.
Users under the age of 14 may create an account only with the consent of a parent or legal guardian.

Article 5 (Approval and Restriction of Service Use Applications)

The Company shall approve service use applications unless there are special reasons to the contrary.
The Company may refuse approval or subsequently terminate a service agreement in any of the following cases:
- When the applicant uses a false name or another person's identity
- When false information is provided or required information is not submitted
- When the applicant has previously lost membership due to a violation of these Terms
- When other requirements set by the Company are not met

Article 6 (Service Description)

The types of services provided by the Company include:
- AI-powered paper search and prior research analysis
- Research topic recommendations and hypothesis generation/evaluation
- Research methodology recommendations and research gap analysis
- Researcher analysis and citation recommendations
- Survey generation and simulation
- Any other services developed or provided through business partnerships
Specific details and conditions for each service are available on the Service website.

Article 7 (Member Obligations)

Members shall not engage in the following activities:
- Registering false information during registration or information changes
- Unauthorized use of another person's information
- Altering information posted by the Company without authorization
- Transmitting or posting information other than that designated by the Company
- Infringing the intellectual property rights of the Company or third parties
- Defaming or interfering with the operations of the Company or third parties
- Using the Service through abnormal methods or causing system overload
- Engaging in activities prohibited by law or these Terms through the Service
Members must comply with applicable laws, these Terms, usage guidelines, and other notices related to the Service.

Article 8 (Service Use and Fair Use Policy)

The Service operates 24 hours a day, 365 days a year, unless there are operational or technical reasons to the contrary.
Members must comply with the Company's Fair Use Policy (FUP) and shall not use the Service in abnormal or malicious ways.
The following activities are considered violations of the Fair Use Policy:
- Mass requests using automated means (bots, scrapers, etc.)
- Activities that disrupt normal service operations
- Unauthorized use or reverse engineering of APIs
In the event of a Fair Use Policy violation, the Company may restrict service use or suspend accounts without prior notice.

Article 9 (Paid Services)

The Company may provide certain services for a fee, and the pricing and payment methods for paid services shall be separately posted on the respective service pages.
Paid service subscriptions are automatically renewed on a monthly or annual basis and shall be renewed under the same conditions unless cancelled before the renewal date.
The Company may change the pricing of paid services and shall provide at least 30 days' notice. Existing subscribers shall be charged the existing price until the end of their current subscription period.
Credits and quotas are granted according to the subscription plan. Unused credits or quotas do not carry over to the next subscription period.

Article 10 (Service Changes and Suspension)

The Company may change or suspend part or all of the Service for operational or technical reasons.
The Company shall provide notice through in-service announcements at least 7 days prior to any changes or suspension.
In the event of force majeure such as natural disasters or system failures, the Service may be temporarily suspended without prior notice, with notification provided afterward.

Article 11 (Member Withdrawal and Disqualification)

Members may request withdrawal at any time through in-app settings or by contacting customer support at contact@beyondcity.co.kr, and the Company shall process the request promptly.
The Company may restrict, suspend, or revoke membership without prior notice in any of the following cases:
- When false information was provided during registration
- When a Member interferes with other users' service use or misappropriates their information
- When a Member engages in activities prohibited by law or these Terms
- When the Fair Use Policy is violated
Upon withdrawal, personal information and usage records shall be retained for the period required by applicable laws and then destroyed.
After withdrawal, previously generated research results and data will no longer be accessible.

Article 12 (Intellectual Property Rights)

All intellectual property rights for content, software, design, trademarks, and other materials included in the Service belong to the Company or authorized rights holders.
Members shall not reproduce, distribute, transmit, publish, broadcast, or otherwise use for commercial purposes any information obtained through the Service, nor allow third parties to do so, without the Company's prior consent.

Article 13 (User-Generated Content)

Ownership of content created by Members through the Service belongs to the Members.
The Company may use Member-generated content for the purposes of providing, improving, and promoting the Service, in a form that does not include personal information.
The Company does not guarantee that Member-generated content does not infringe on the rights of third parties.

Article 14 (Disclaimer)

The Company shall not be liable for failure to provide the Service due to force majeure, including natural disasters, wars, or telecommunications service interruptions.
The Company shall not be liable for service disruptions caused by the user's own fault.
Due to the nature of AI-based services, research analysis results, recommendations, and other information provided through the Service are offered for reference purposes only. The Company does not guarantee their accuracy, completeness, or reliability.
Any liability for damages attributable to the Company shall be limited to the amount paid by the user for the Service.

Article 15 (Privacy Protection)

The collection, use, and provision of Members' personal information shall be governed by a separate Privacy Policy, which is available on the Service website.

Article 16 (Refund Policy)

Refund Period: You may request a refund within 7 days from the date of payment.
Refund Eligibility: Refunds are only available if you have not used the Service after payment. If any credits or quotas have been used, a refund for that subscription period is not available.
How to Request a Refund: To request a refund, please contact us at contact@beyondcity.co.kr. Refunds will be processed within 7 business days from the date of request.
Cancellation of Auto-Renewal: To cancel automatic subscription renewal, you may do so through the in-app settings before the renewal date.

Article 17 (Dispute Resolution)

These Terms shall be interpreted in accordance with the laws of the Republic of Korea.
In the event of a dispute between the Company and a user regarding the use of the Service, both parties shall negotiate in good faith for an amicable resolution.
If the dispute cannot be resolved through negotiation, the Seoul Central District Court shall have exclusive jurisdiction.

Supplementary Provisions

These Terms shall be effective from February 27, 2026.