Rules for Using the AI Assistant

1. General Provisions

1.1. The Ksisters website (hereinafter referred to as the “Website”) may offer the “Soul” AI assistant (hereinafter referred to as the “AI Assistant”) - an automated information tool that analyzes typical user messages to generate standard responses and provide general reference information available on the Website.

1.2. In these Terms, the term “Ksisters” refers to the legal entity that operates the Website on which the AI assistant is available to users:
Ksisters s.r.o., with its registered office at Bajkalská 45G, 821 05, Bratislava - Ružinov City District, Slovak Republic, company identification number: 53143230, registered in the Commercial Register of the District Court of Bratislava III.

1.3. The AI assistant is not an employee or representative of Ksisters, nor is it a medical, legal, financial, or other expert.

1.4. By using the AI Assistant feature, you confirm that you consent to the processing of your messages and interactions with it, in accordance with Ksisters’ Privacy and Data Protection Policy, including the transfer of relevant data to third-party services (e.g., Google Cloud Vertex AI) for the purpose of processing responses.

2. The Informational Nature of the Responses

2.1. The AI assistant’s responses are generated automatically based on publicly available information posted on the website and are provided to website users for informational purposes only. The AI assistant does not guarantee the accuracy, completeness, or timeliness of the information, nor does it guarantee a personalized approach to website users.

2.2. In the event of any discrepancies between the AI assistant’s response and the information posted on the website, in the Privacy and Data Protection Policy, the Privacy and Data Protection Policy, or other official documents of Ksisters, the information posted on the website shall prevail.

3. Limitations of the AI Assistant's Functions

3.1. The AI assistant does not process orders, accept payments, modify order details, or confirm the conclusion of a sales contract.

3.2. The AI assistant does not accept official requests, complaints, claims, warranty claims, requests for product returns, or requests regarding the exercise of the rights of data subjects.

3.3. To place an order, change order details, file a complaint, or submit a request regarding returns, warranties, personal data, or any other individual matter, the user should contact Ksisters Customer Support at [email protected] or use the relevant features on the website.

4. Lack of professional guidance

4.1. The AI assistant does not provide medical, pharmaceutical, legal, financial, or other professional advice.

4.2. The AI assistant does not make diagnoses, assess health conditions, prescribe treatments, or recommend the use of products as a substitute for consulting a doctor or other specialist.

4.3. Information about cosmetics, skincare products, or other goods does not constitute medical advice and does not guarantee a specific result.

4.4 If a user has allergies, is pregnant, has chronic medical conditions, has individual contraindications, has questions regarding a child, or has other health-related questions, the user should consult a doctor or other qualified professional.

5. Processing of Messages and Personal Data

5.1. When using the AI assistant, the following data may be processed: messages entered by the user in the chat, the history of interactions with the AI assistant, the date and time of interactions, technical session data, and other data necessary to ensure the operation, security, and improvement of the AI assistant.

5.2. The processing of personal data in connection with the use of the AI assistant is carried out in accordance with Ksisters’ Privacy and Data Protection Policy.

5.3. To generate responses and ensure the operation of the AI assistant, relevant data may be transferred to external technology services that provide AI tools, hosting, technical support, security, or performance analysis for the AI assistant.

These services include Vertex AI Agent Engine. The provider processes data in accordance with its agreements with Ksisters and applicable data protection requirements. Ksisters and its providers do not use your personal data to train artificial intelligence."

6. Sensitive Information

6.1. The AI assistant is not intended for the transmission of special categories of personal data or other sensitive information.

6.2. Ksisters does not require you to provide the following information via the AI assistant, so please do not share the following via the AI assistant:
- health information;
- medical diagnoses;
- payment card information;
- bank card CVV/CVC codes;
- passwords for your personal account on the website, bank card, etc.;
- copies of documents;
- financial information;
- personal data of third parties;
- other personal and/or confidential information.

7. AI Assistant Chat History Retention Period

7.1. User interaction history with the AI Assistant, including chat messages, is retained for no longer than 12 months from the date of the last interaction with the AI Assistant, unless a longer retention period is required by law or is necessary to protect the rights and legitimate interests of Ksisters.

7.2. Upon expiration of the retention period, the relevant data shall be deleted or anonymized.

8. Deleting the chat history with the AI assistant

8.1. The user has the right to contact Ksisters Customer Support to request the deletion of personal data processed in connection with the use of the AI assistant, including the chat history.

8.2. To do so, the user may send a request to [email protected].

8.3. Upon receiving such a request, Ksisters will review it in accordance with its Privacy and Data Protection Policy and the requirements of applicable law. The data will be deleted or anonymized if there are no legal grounds for its continued storage.

9. User Interaction with the AI Assistant

9.1. The user agrees to use the AI assistant in good faith and not to enter messages that:
- contain insults, threats, discriminatory statements, or illegal content;
- are related to fraud, fraudulent refunds, manipulation, or other unlawful activities;
- contain personal data of third parties without a valid legal basis;
- may infringe upon the rights of Ksisters, other users, or third parties.

9.2. Ksisters may temporarily restrict or suspend access to the AI assistant in the event of misuse, a technical threat, a violation of these Rules, or use of the AI assistant for purposes other than those intended.

10. The AI Assistant's Language

10.1. The AI assistant can automatically detect the language the user is speaking and respond in that language, if technically possible.

10.2. If a user uses multiple languages in a single conversation, the AI assistant may ask which language would be more convenient to continue the conversation in.

10.3. Ksisters does not guarantee the availability of all languages or the same quality of responses in all languages.

11. Limitation of Liability

11.1. Ksisters takes reasonable measures to ensure the proper functioning of the AI assistant; however, it does not guarantee that the AI assistant will operate continuously, without errors, or that it will always provide accurate, complete, or up-to-date answers.

11.2. The user should not make decisions based solely on the AI assistant’s response if such a decision could have financial, medical, or other significant consequences for the user.

11.3. Recommendations provided by the AI assistant are provided “as is.” The results may be inaccurate or incomplete. Ksisters is not responsible for any direct or indirect losses that may arise from the use of such recommendations.

12. Amendments to the Rules

12.1. Ksisters may amend these Terms in connection with changes to the AI assistant’s functionality, technical settings, legislation, or internal processes.

12.2. The current version of the Rules is published on the website.

These Rules are effective as of August 17, 2026.