Effective Date: January 20, 2026
Terms of Service
Please read these terms carefully before using Sylphx.
Quick Summary
- • You must be 18+ to use Sylphx
- • Pay-as-you-go pricing with no long-term commitments
- • You own your content; we host it to provide services
- • Don't use our services for illegal or harmful purposes
- • You can export your data and close your account anytime
1. Acceptance of Terms
By accessing or using Sylphx ("the Service"), you agree to be bound by these Terms of Service ("Terms"). If you do not agree to these Terms, you may not use the Service.
The Service is operated by Sylphx Ltd ("we", "us", or "our"). We may update these Terms from time to time. Continued use of the Service after changes constitutes acceptance of the modified Terms.
2. Description of Service
Sylphx is a backend-as-a-service platform providing infrastructure services including but not limited to:
- Authentication and user management
- Billing and subscription management
- Analytics and event tracking
- AI model gateway (200+ models)
- File storage and CDN
- Background jobs and scheduling
- Email and push notifications
- Feature flags and A/B testing
- Webhooks and integrations
- Error tracking and monitoring
- Gamification and engagement tools
3. Account Registration
To use the Service, you must:
- Create an account with accurate, complete information
- Maintain the security of your account credentials
- Notify us immediately of any unauthorized access
- Be at least 18 years old or the age of majority in your jurisdiction
You are responsible for all activities that occur under your account. We reserve the right to suspend or terminate accounts that violate these Terms.
4. Acceptable Use
You agree not to use the Service to:
- Violate any applicable laws or regulations
- Infringe on intellectual property rights of others
- Transmit malware, viruses, or harmful code
- Engage in unauthorized data collection or scraping
- Attempt to gain unauthorized access to systems or data
- Interfere with or disrupt the Service or servers
- Send spam or unsolicited communications
- Impersonate others or misrepresent your affiliation
- Use the Service for any illegal, fraudulent, or abusive purpose
5. Payment and Billing
The Service operates on a pay-as-you-go model. By using paid features, you agree to:
- Pay all applicable fees based on your usage
- Provide accurate billing information
- Keep payment methods current and valid
- Pay any applicable taxes
We may change pricing with 30 days notice. Continued use after price changes constitutes acceptance. Fees are non-refundable except as required by law or stated in our refund policy.
6. Intellectual Property
Our IP: The Service, including all content, features, and functionality, is owned by Sylphx Ltd and protected by international copyright, trademark, and other intellectual property laws.
Your Content: You retain ownership of content you create or upload. By using the Service, you grant us a limited license to host, store, and process your content as necessary to provide the Service.
Feedback: Any feedback, suggestions, or ideas you provide may be used by us without obligation or compensation.
7. Data and Privacy
Your use of the Service is also governed by our Privacy Policy. By using the Service, you consent to our data practices as described therein.
You are responsible for ensuring your use of the Service complies with applicable data protection laws, including GDPR and CCPA where applicable.
8. Service Availability
We strive to provide reliable service but do not guarantee uninterrupted access. The Service may be temporarily unavailable due to:
- Scheduled maintenance (with advance notice when possible)
- Emergency repairs or security updates
- Factors beyond our reasonable control
For enterprise customers, specific uptime guarantees are available under separate Service Level Agreements (SLAs). Contact contact@sylphx.com for details.
9. Limitation of Liability
TO THE MAXIMUM EXTENT PERMITTED BY LAW, SYLPHX LTD SHALL NOT BE LIABLE FOR ANY INDIRECT, INCIDENTAL, SPECIAL, CONSEQUENTIAL, OR PUNITIVE DAMAGES, OR ANY LOSS OF PROFITS, REVENUE, DATA, OR USE, ARISING FROM YOUR USE OF THE SERVICE.
OUR TOTAL LIABILITY SHALL NOT EXCEED THE AMOUNTS YOU HAVE PAID TO US IN THE TWELVE (12) MONTHS PRECEDING THE CLAIM.
10. Indemnification
You agree to indemnify and hold harmless Sylphx Ltd, its officers, directors, employees, and agents from any claims, damages, losses, or expenses (including reasonable attorneys' fees) arising from:
- Your use of the Service
- Your violation of these Terms
- Your violation of any third-party rights
- Your content or applications built using the Service
11. Termination
You may terminate your account at any time. We may suspend or terminate your access if you:
- Violate these Terms
- Fail to pay applicable fees
- Engage in fraudulent or illegal activity
- Pose a security risk to the Service or others
Upon termination, your right to use the Service ceases immediately. You may request data export within 30 days of termination.
12. Governing Law
These Terms are governed by the laws of Hong Kong, without regard to conflict of law principles. Any disputes shall be resolved in the courts of Hong Kong.
13. Miscellaneous
- Entire Agreement: These Terms constitute the entire agreement between you and Sylphx Ltd regarding the Service.
- Severability: If any provision is found unenforceable, the remaining provisions remain in effect.
- No Waiver: Our failure to enforce any right does not constitute a waiver of that right.
- Assignment: You may not assign these Terms without our consent. We may assign our rights freely.
14. Contact Us
For questions about these Terms, please contact us at: