Terms of Use

Last updated: July 2026

    This document sets out the terms of use governing the contractual relationship between users of SellBox and İNTELLİGENCE YAPAY ZEKA TEKNOLOJİLERİ A.Ş. By using the service, you agree to these terms. These terms are prepared with regard to applicable Turkish law (including the Turkish Code of Obligations No. 6098, the Law on the Protection of Consumers No. 6502, and the Law on the Regulation of Electronic Commerce No. 6563) as well as applicable data protection and consumer protection principles for users outside Türkiye, including the GDPR where applicable.
  

1. Parties

Service Provider:
İNTELLİGENCE YAPAY ZEKA TEKNOLOJİLERİ ANONİM ŞİRKETİ
MERSİS No: 0478119996200001
Medeniyet Teknopark, Tuzla / Istanbul, Türkiye
Tel: +90 (216) 210 00 40 · Email: [email protected]
(hereinafter referred to as "SellBox")

User: any natural or legal person who visits the sellbox.ai website or subscribes to our services.

2. Scope of Service

SellBox is a SaaS (software-as-a-service) platform that provides AI-powered profit analysis, price optimization, buy box tracking, and operational insights for marketplace sellers, with Trendyol sellers as our primary focus. The service is delivered via web browser and/or API integration.

The service does not constitute investment advice. Analyses, recommendations, and calculations provided are for informational purposes only; responsibility for final business decisions rests with the User.

3. Registration and Account Creation

You must be at least 18 years old and have full legal capacity to open an account.
Anyone opening an account on behalf of a legal entity represents that they are authorized to represent that entity.
The User is responsible for the security of their account credentials (email, password, API keys).
Multiple accounts held by the same user may result in account suspension.

4. Trial Period and Subscription

SellBox offers new users a 14-day free trial. A paid monthly subscription is required to continue using the service after the trial ends. Subscription fees and plan details are published on sellbox.ai.

Subscriptions renew automatically on a monthly basis.
Cancellation: Users may cancel their subscription at any time via the account panel or by written request.
After cancellation, access continues until the end of the current billing period; no charge is made for the following period.
There is no long-term commitment; you are not bound by an extended contractual obligation.

5. Right of Withdrawal (Distance Contracts)

Consumer users (not acting as a legal entity) have the right to withdraw from the contract within 14 days of the contract being formed, without giving any reason and without penalty, consistent with applicable distance-selling consumer protections (including Turkish Law No. 6502 and the Distance Contracts Regulation, where applicable). If the service has already been used during this period, the actually used portion may be billed on a pro-rata basis.

6. Fees, Billing, and Payment

Fees are displayed inclusive of applicable taxes and charged in the currency indicated at checkout.
Payments are processed securely through third-party payment service providers.
SellBox will notify the User of any price changes at least 30 days in advance.
Invoices are issued based on the information in your account; responsibility for tax consequences arising from incorrect information rests with the User.

7. User Obligations

By using SellBox, you agree to the following rules:

Use the service only for lawful commercial activities
Comply with Trendyol's (and any other integrated marketplace's) terms of use and API usage limits
Not introduce malware, unauthorized scraping, penetration testing, or unauthorized access attempts against the platform
Not upload content that infringes the rights of third parties
Not share API keys or account credentials with third parties
Take responsibility for all activity originating from your account

8. Intellectual Property Rights

The SellBox platform, interface, source code, AI models, documentation, brand, logo, and visuals are the intellectual property of İntelligence Yapay Zeka Teknolojileri A.Ş. The User is granted only a limited, non-transferable, non-exclusive right to use the service, for the duration of their subscription and subject to these terms.

Data belonging to the User's store (products, prices, orders, etc.) remains the property of the User. SellBox processes this data solely to deliver the service.

9. Service Level and Interruptions

SellBox makes reasonable efforts to maintain over 99% service availability. Interruptions may occur due to maintenance, updates, or unforeseen technical issues; such periods will be announced in advance where possible or resolved as quickly as possible.

Changes or outages in the Trendyol API (or any third-party marketplace API) are outside SellBox's control.

10. Limitation of Liability

SellBox exercises reasonable care regarding the accuracy of its analyses, recommendations, and calculations, but does not guarantee that results will translate into commercial profit. SellBox shall not be liable for:

Indirect losses arising from category, commission, or policy changes on Trendyol or other marketplace platforms
Interruptions caused by third-party service providers (shipping carriers, banks, Trendyol, etc.)
Outcomes resulting from the User's misconfiguration of the system
Force majeure events (natural disaster, war, pandemic, government decisions, large-scale infrastructure outages)

In all cases, SellBox's total liability is limited to the subscription amount paid by the User during the 12 months preceding the claim.

11. Suspension and Termination

SellBox reserves the right to suspend an account or terminate the contract, with prior notice or, where necessary, immediately, in the following circumstances:

Breach of these terms of use
Unlawful use or suspected fraud
Failure to meet payment obligations (following at least 14 days' notice)
Deliberate attempts to damage the platform

12. Data and Backups

After an account is closed or suspended, User data is deleted once legal retention periods expire or upon receipt of an explicit deletion request. See our Privacy Policy for details.

13. Changes

SellBox may update these terms over time. Material changes will be communicated to your registered email address, with at least 15 days' notice before taking effect. Continuing to use the service during this period constitutes acceptance of the new terms.

14. Dispute Resolution and Governing Law

Disputes relating to these terms are governed by the laws of the Republic of Türkiye. The parties will first seek to resolve disputes through good-faith negotiation.

Consumer Users may apply to the Consumer Arbitration Committees or Consumer Courts of their place of residence, in accordance with applicable Turkish consumer protection law.

For business (legal entity) Users, the competent courts and enforcement offices are the Istanbul (Çağlayan) Courts and Enforcement Offices.

15. Contact

For questions about these terms or the service: [email protected] · +90 (216) 210 00 40