Privacy Policy

Privacy Policy

Effective Date: February 18, 2025 Version: 1.0

Our Commitment to Privacy

This Privacy Policy explains how we collect, use, share, and protect your personal information when you visit hunyuan3dai.com or use our community-driven 3D generation services. We are an independent platform providing free access to 3D generation technology based on the open-source Hunyuan3D-2 project. Built by the community for the community, this website is not affiliated with or endorsed by Tencent.

Our mission is to make 3D generation technology freely accessible while protecting your privacy and ensuring the security of your personal information.

Service Scope

As a community platform, we provide:

• Free and open access to 3D model generation services
• Quick and easy-to-use online interface
• Community-driven support and improvements
• Integration with the latest Hunyuan3D-2 technology
• Transparent and secure data handling

Information We Collect

1. Information You Provide

When you use our website and services, you may provide us with certain personal information, including:

• Text prompts for 3D model generation
• Reference images for 3D model creation
• Feedback and comments on generated models
• Contact information for support inquiries
• Usage preferences and settings
• Model customization parameters

2. Information Automatically Collected

We automatically collect certain information when you visit our website or use our services:

• Device information (browser type, operating system)
• Log data (IP address, pages visited, time spent)
• Model generation statistics and performance metrics
• Generation history and preferences
• Usage patterns and feature interaction data
• Cookies and similar tracking technologies

3. Service-Specific Information

For our 3D generation services:

• Input text prompts and reference images
• Generated 3D models and textures
• Model parameters and settings
• Generation timestamps and processing metrics
• Quality feedback and improvement requests
• Model storage duration: 7 days from generation
• Processing logs retained for 30 days

4. Data Processing and Storage

4.1 Model Generation Data

• Input data stored during processing only
• Generated models available for 7 days
• Processing parameters logged for optimization
• Temporary files deleted after processing
• Download links expire after 48 hours

4.2 Service Usage Data

• Generation logs retained for 30 days
• Request patterns analyzed for optimization
• Error logs kept for troubleshooting
• Usage metrics for service improvement
• Security audit logs maintained

4.3 Data Retention

• Generated models: 7 days from creation
• Processing logs: 30 days rolling retention
• Error logs: 15 days retention
• Security logs: 90 days retention

How We Use Your Information

We use the collected information for the following purposes:

1. To provide and maintain our 3D generation services
2. To process and deliver your text-to-3D and image-to-3D requests
3. To improve model quality and generation accuracy
4. To optimize service performance and reliability
5. To enhance user experience and interface design
6. To analyze usage patterns and service trends
7. To communicate about service updates and features
8. To provide technical support and respond to inquiries
9. To protect our legal rights and prevent misuse

Information Sharing

We do not sell, rent, or trade your personal information to third parties. We may share your information with:

• Cloud service providers for model generation and storage
• Analytics partners for service improvement
• Legal authorities when required by law

Your Rights

You have the following rights regarding your personal information:

• Access your personal information and generation history
• Request deletion of your information and generated models
• Export your generated 3D models
• Control cookie settings
• Opt-out of communications

Security Measures

We implement appropriate technical and organizational security measures to protect your information, including:

• Encrypted data transmission
• Secure cloud storage
• Regular security audits
• Access control and authentication
• Monitoring for unauthorized access

Cookies Policy

We use cookies and similar technologies to:

• Maintain website functionality
• Remember your generation preferences
• Optimize service performance
• Analyze service usage
• Improve user experience

You can control cookie settings through your browser preferences.

Children’s Privacy

Our website and services are not intended for children under 13 years of age. We do not knowingly collect personal information from children.

Changes to This Policy

We may update this Privacy Policy from time to time. We will notify you of any changes by posting the new policy on this page and updating the effective date.

Contact Information

If you have any questions about this Privacy Policy, please contact us at:

• Our Community Platform: hunyuan3dai.com
• Official Hunyuan3D Project: 3d-models.hunyuan.tencent.com
• Official Source Code: github.com/tencent/Hunyuan3D-2

Compliance

This privacy policy complies with applicable privacy laws and regulations. As an independent community platform, we are committed to:

• Transparency about our platform status and relationship with the official project
• Clear communication about our free, community-driven nature
• Protecting user privacy rights while fostering open collaboration
• Secure handling of input content and generated models
• Regular security and privacy audits
• Continuous policy updates to reflect service changes

By using our website and services, you acknowledge that we are an independent community platform providing free access to Hunyuan3D technology, and you agree to the terms of this Privacy Policy.