Privacy Policy

Last Updated: February 7, 2026

1. Introduction

Teacher Material ("we," "our," or "us") respects your privacy. This Privacy Policy explains how we collect, use, disclose, and protect your information when you use our Service at teachermaterial.app.

2. Information We Collect

Information You Provide:

• Account Information: Name, email address, password
• Payment Information: Processed securely through Stripe (we do not store credit card details)
• Content: Materials you generate, text you input, and URLs you provide

Automatically Collected Information:

• Usage Data: Pages visited, features used, time spent on the Service
• Device Information: IP address, browser type, operating system
• Cookies: We use cookies to maintain your session and improve the Service

3. How We Use Your Information

We use your information to:

• Provide and maintain the Service
• Generate educational materials using AI
• Process payments and manage subscriptions
• Send important updates about your account
• Improve and optimize the Service
• Detect and prevent fraud or abuse
• Comply with legal obligations

4. AI and Data Processing

We use Anthropic's Claude AI to generate educational materials. When you use the Service:

• Your input content is sent to Anthropic's API for processing
• Generated materials are stored in our database
• We do not train AI models on your data
• Anthropic's data usage is governed by their privacy policy

5. Data Sharing and Disclosure

We do NOT sell your personal information. We share data only with:

• Service Providers: Anthropic (AI), Stripe (payments), SendGrid (emails), Railway/Vercel (hosting)
• Legal Requirements: If required by law or to protect our rights
• Business Transfers: In the event of a merger or acquisition

6. Data Security

We implement industry-standard security measures:

• HTTPS encryption for all data transmission
• Secure password hashing (bcrypt)
• Regular security updates and monitoring
• Limited employee access to user data

However, no system is 100% secure. You are responsible for keeping your password confidential.

7. Data Retention

We retain your data:

• Account Information: Until you delete your account
• Generated Materials: Until you delete them or close your account
• Payment Records: As required by law (typically 7 years)
• Usage Logs: Up to 90 days

8. Your Rights

You have the right to:

• Access: Request a copy of your data
• Correction: Update inaccurate information
• Deletion: Request deletion of your account and data
• Export: Download your generated materials
• Opt-out: Unsubscribe from marketing emails

To exercise these rights, contact us at support@teachermaterial.app

9. Children's Privacy

Our Service is intended for teachers and educational professionals, not children. We do not knowingly collect information from children under 13. If we discover we have collected such data, we will delete it immediately.

10. Cookies and Tracking

We use cookies for:

• Authentication (keeping you logged in)
• Session management
• Analytics (understanding how you use the Service)

You can disable cookies in your browser, but some features may not work properly.

11. Third-Party Services

Our Service uses:

• Anthropic Claude: AI text generation
• Stripe: Payment processing (see Stripe's privacy policy)
• SendGrid: Transactional emails
• Railway/Vercel: Infrastructure and hosting

These providers have their own privacy policies.

12. International Users

Our Service is operated in the United States. If you access from outside the US, your information will be transferred to and processed in the US.

13. California Privacy Rights (CCPA)

California residents have additional rights under the CCPA. Contact us to exercise these rights.

14. Changes to This Policy

We may update this Privacy Policy. We will notify you of significant changes via email or Service notification. Continued use after changes constitutes acceptance.

15. Contact Us

For privacy questions or to exercise your rights, contact:

Email: support@teachermaterial.app