Privacy Policy

Last updated: May 20, 2026

This Privacy Policy explains how Zhixun Technology Limited, operating the SynStar AI platform through www.kkiai.com, collects, uses, stores, and protects personal data when you use our website, developer dashboard, API services, documentation, payment services, and related online services.

By accessing or using SynStar AI, you agree to the collection and use of information in accordance with this Privacy Policy.

1. Who We Are

SynStar AI is operated by:

Zhixun Technology Limited
Unit 1022A, Beverley Commercial Centre,
87-105 Chatham Road South,
Tsim Sha Tsui, Hong Kong

Email: contact@kkiai.com

SynStar AI provides an online AI API gateway and developer platform. Users can create API keys, add prepaid credits, and access supported AI model APIs through a unified API service.

2. Information We Collect

We may collect the following types of information when you use our services:

2.1 Account Information

When you register for an account or use our dashboard, we may collect information such as:

• Name or username
• Email address
• Company name, if provided
• Login credentials or authentication information
• Account settings and preferences

2.2 Payment and Billing Information

When you add credits, purchase services, or make payments, payment processing is handled by our payment service provider, Airwallex, or other payment providers we may use from time to time.

We may collect and store payment-related records such as:

• Transaction amount
• Currency
• Payment status
• Invoice or billing records
• Account balance and credit usage records

We do not directly store full credit card numbers or complete card security codes. Card information is processed by the relevant payment provider according to its own security and privacy practices.

2.3 API Usage Information

When you use our API services, we may collect technical and usage information, including:

• API key usage
• Model name
• Request time
• Token usage
• Credit consumption
• Request status
• Error logs
• IP address
• System or diagnostic logs

This information is used to operate the service, calculate usage, maintain account balances, troubleshoot issues, prevent abuse, and improve service reliability.

2.4 API Request and Response Content

Depending on the service you use, API requests may include prompts, text, images, audio, files, or other input content. API responses may include model-generated output.

We may process API request and response content only as necessary to:

• Provide the requested API service
• Route requests to supported model providers
• Debug technical issues
• Monitor service performance
• Prevent fraud, abuse, or security risks
• Comply with legal or regulatory obligations

We do not sell user API content. We do not use customer API request or response content to train our own AI models unless we have obtained your permission or unless such use is clearly disclosed separately.

Please note that when your request is routed to third-party AI model providers, your input and output may be processed by those providers according to their own terms and privacy policies.

2.5 Website and Device Information

When you visit our website or documentation pages, we may collect technical information such as:

• IP address
• Browser type
• Device type
• Operating system
• Referring URL
• Pages visited
• Time and date of access
• Cookies or similar identifiers

This information helps us understand how users interact with our website, improve user experience, and protect our services from misuse.

2.6 Communications

If you contact us by email, support channels, forms, or other communication methods, we may collect your contact details and the content of your communication so that we can respond to your request.

3. How We Use Your Information

We use collected information for the following purposes:

• To provide, operate, and maintain SynStar AI services
• To create and manage user accounts
• To authenticate users and secure API access
• To process payments, credits, refunds, and billing records
• To calculate API usage and account balances
• To provide customer support
• To monitor service performance and troubleshoot errors
• To detect, prevent, and investigate fraud, abuse, security incidents, or illegal activity
• To improve our website, dashboard, API services, and documentation
• To send service-related notices, such as account, billing, security, or technical updates
• To comply with legal, regulatory, accounting, and tax obligations

We do not sell your personal data.

4. How We Share Information

We may share information with trusted third parties only when necessary for operating our services, including:

4.1 Payment Providers

We use Airwallex and may use other payment service providers to process payments, verify transactions, prevent fraud, and manage billing.

4.2 AI Model and Infrastructure Providers

To provide AI API services, we may transmit API requests to supported AI model providers, infrastructure providers, hosting providers, or cloud service providers.

These providers may process data on our behalf or according to their own service terms, depending on the nature of the integration.

4.3 Service Providers

We may use third-party providers for hosting, database management, analytics, monitoring, customer support, email delivery, security, and other operational services.

4.4 Legal and Compliance Purposes

We may disclose information if required to do so by law, regulation, court order, government request, or when we believe disclosure is necessary to:

• Comply with legal obligations
• Enforce our terms and policies
• Protect our rights, property, and safety
• Protect users or the public from harm
• Prevent fraud, abuse, or security threats

5. International Data Transfers

SynStar AI is operated from Hong Kong, but our users, service providers, payment processors, AI model providers, and infrastructure providers may be located in different countries or regions.

By using our services, you understand that your information may be transferred to, processed in, and stored in jurisdictions outside your country or region. We take reasonable steps to ensure that personal data is handled securely and in accordance with this Privacy Policy.

6. Data Retention

We retain personal data only for as long as reasonably necessary for the purposes described in this Privacy Policy, including providing services, maintaining business records, resolving disputes, enforcing agreements, preventing abuse, and complying with legal, tax, accounting, or regulatory obligations.

API usage records, billing records, security logs, and support records may be retained for operational, compliance, and security purposes. When data is no longer needed, we will delete, anonymize, or securely store it according to our internal policies and applicable legal requirements.

7. Data Security

We take reasonable technical and organizational measures to protect personal data against unauthorized access, loss, misuse, alteration, or disclosure.

These measures may include access controls, encryption, secure transmission, account authentication, monitoring, and internal security procedures.

However, no method of transmission over the internet or method of electronic storage is completely secure. We cannot guarantee absolute security, but we will make reasonable efforts to protect your information.

8. Cookies and Similar Technologies

We may use cookies or similar technologies to:

• Keep users signed in
• Remember user preferences
• Improve website performance
• Analyze website usage
• Detect and prevent abuse or security risks

You may disable cookies in your browser settings, but some features of our website or dashboard may not work properly without them.

9. Your Rights

Subject to applicable laws, you may have the right to:

• Request access to personal data we hold about you
• Request correction of inaccurate personal data
• Request deletion of certain personal data
• Object to or restrict certain processing activities
• Withdraw consent where processing is based on consent
• Close your account

To exercise these rights, please contact us at:

Email: contact@kkiai.com

We may need to verify your identity before processing your request. We may also retain certain information where required by law, for legitimate business purposes, or to protect the security and integrity of our services.

10. Children’s Privacy

Our services are intended for developers, businesses, and users who are legally able to use online API services. Our services are not directed to children.

We do not knowingly collect personal data from children. If you believe that a child has provided us with personal data, please contact us and we will take appropriate steps to delete such information where required.

11. Third-Party Links and Services

Our website, documentation, or dashboard may contain links to third-party websites, platforms, model providers, payment processors, or developer tools.

We are not responsible for the privacy practices, content, or security of third-party websites or services. You should review their privacy policies before using them.

12. Business Transfers

If we are involved in a merger, acquisition, financing, restructuring, sale of assets, or similar business transaction, user information may be transferred as part of that transaction. We will take reasonable steps to ensure that your information remains protected in accordance with this Privacy Policy.

13. Changes to This Privacy Policy

We may update this Privacy Policy from time to time. When we make changes, we will update the “Last updated” date at the top of this page.

If we make material changes, we may notify users through our website, dashboard, email, or other appropriate methods. Your continued use of our services after the updated Privacy Policy becomes effective means that you accept the revised policy.

14. Contact Us

If you have any questions, requests, or concerns about this Privacy Policy or how we handle personal data, please contact us:

Zhixun Technology Limited
Unit 1022A, Beverley Commercial Centre,
87-105 Chatham Road South,
Tsim Sha Tsui, Hong Kong

Email: contact@kkiai.com