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Privacy Policy

Effective Date: March 30, 2026

Cortexum Pte Ltd ("we", "us", "our") operates MingAI (mingaibazi.com), an AI-powered Bazi consultation platform. This Privacy Policy explains how we collect, use, disclose, and protect your personal data in compliance with the Singapore Personal Data Protection Act (PDPA) and the EU General Data Protection Regulation (GDPR).

Table of Contents

  1. 1. Information We Collect
  2. 2. How We Use Your Information
  3. 3. AI Processing Disclosure
  4. 4. Cookies & Tracking
  5. 5. Third-Party Services
  6. 6. Data Retention
  7. 7. International Data Transfers
  8. 8. Your Rights
  9. 9. Data Security
  10. 10. Children & Age Restriction
  11. 11. Changes to This Policy
  12. 12. Contact Us

1. Information We Collect

Account Information

  • Email address and display name
  • Authentication data via email/password or Google OAuth
  • Subscription tier and billing status

Birth Chart Data

  • Date, time, and location of birth
  • Gender
  • This data is used solely for Bazi chart calculation and AI consultation

Conversation Data

  • Chat messages exchanged with the AI consultant
  • AI-generated analysis and insights
  • Uploaded files (images, PDFs) shared in chat

Usage Data

  • AI API call logs (model used, token counts, response times)
  • Credit usage and subscription activity
  • Feature usage patterns

Technical Data

  • IP address, browser type, device information
  • Pages visited, session duration (via Google Analytics)

2. How We Use Your Information

  • Service delivery: Calculate Bazi charts, provide AI consultations, generate reports
  • Personalization: AI long-term memory to improve consultation quality over time
  • Billing: Process payments, manage subscriptions and credits
  • Communication: Send service-related emails (optional marketing with consent)
  • Improvement: Analyze usage patterns to improve features and AI quality
  • Security: Detect fraud, prevent abuse, maintain audit logs

3. AI Processing Disclosure

Your chat messages and birth chart data are sent to third-party AI language models for processing. This is essential to provide the consultation service. Key points:

  • AI responses are generated by machine learning models, not human counselors
  • Your data may be processed on servers outside Singapore
  • We do not use your personal conversations to train AI models
  • AI-generated insights are stored in your account for continuity across sessions

4. Cookies & Tracking

Essential Cookies

  • Authentication session cookies (required for login)
  • Site context cookies (required for multi-site routing)
  • Cookie consent preference

Analytics Cookies

  • Google Analytics: anonymous usage statistics (page views, session duration, traffic sources)
  • You may decline analytics cookies via our cookie consent banner

We do not use advertising cookies or sell data to advertisers.

5. Third-Party Services

ServicePurposeData Shared
StripePayment processingEmail, payment details
Third-party AI providersAI chat responsesChat messages, chart data
Google AnalyticsTraffic analysisAnonymous usage data
Google OAuthSign-inEmail, name, profile picture
MongoDB AtlasDatabase hostingAll account and conversation data

Each third-party service is governed by their own privacy policy.

6. Data Retention

  • Account data: Retained until you request deletion
  • Conversations: Retained for AI memory and continuity; deleted upon account deletion
  • Birth charts: Retained until you delete them or your account
  • Payment records: Retained as required by Singapore tax law (minimum 5 years)
  • Analytics data: Aggregated and anonymized; retained per Google Analytics policy

7. International Data Transfers

Your data may be processed in jurisdictions outside Singapore, including the United States (Google Cloud, Stripe). We ensure appropriate safeguards are in place, including Standard Contractual Clauses (SCCs) for EU data subjects and compliance with the PDPA for Singapore residents.

8. Your Rights

Depending on your jurisdiction, you have the right to:

  • Access: Request a copy of your personal data
  • Correction: Update or correct inaccurate data
  • Deletion: Request deletion of your account and all associated data
  • Portability: Export your data in a machine-readable format
  • Withdrawal of consent: Withdraw consent for data processing at any time
  • Objection: Object to processing based on legitimate interests
  • Restriction: Request restriction of processing under certain conditions

To exercise these rights, contact us at [email protected]. We will respond within 30 days.

9. Data Security

  • All data transmitted over HTTPS (TLS encryption)
  • Passwords hashed with bcrypt
  • Database access restricted with authentication and role-based controls
  • Admin actions logged with audit trail
  • File uploads restricted by type and size, scoped to authenticated users

While we implement industry-standard security measures, no system is completely secure. We cannot guarantee absolute security of your data.

10. Children & Age Restriction

MingAI is intended for users aged 18 and older. We do not knowingly collect personal data from anyone under 18. If you believe a minor has provided us with personal data, please contact us at [email protected] and we will promptly delete it.

11. Changes to This Policy

We may update this Privacy Policy from time to time. Material changes will be notified via email or a prominent notice on the platform. Continued use after changes constitutes acceptance of the updated policy.

12. Contact Us

For privacy-related inquiries or to exercise your data rights:

Cortexum Pte Ltd

Singapore

Email: [email protected]

Website: mingaibazi.com

© 2026 Cortexum Pte Ltd. All rights reserved.