This Privacy Policy describes how MultiBrain ("we," "us," or "our") collects, uses, and shares your personal information when you use our AI comparison platform service ("Service").

We are committed to protecting your privacy and ensuring you understand how your data is handled. This policy applies to all users of MultiBrain, regardless of your subscription level.

Account Information

• Email address and name for account creation
• Authentication data (password hash, OAuth tokens)
• Profile information you choose to provide
• Subscription and billing information

Usage Data

• Conversation prompts and AI model responses
• Chat history and conversation metadata
• Model preferences and usage patterns
• Feature usage analytics and performance metrics

Technical Information

• IP address and browser information
• Device type and operating system
• Session data and access logs
• Cookies and local storage data

We use your information for the following purposes:

• Service Provision: To provide and maintain the MultiBrain platform
• Account Management: To create and manage your user account
• Communication: To send service updates, security alerts, and support messages
• Billing: To process payments and manage subscriptions
• Improvement: To analyze usage patterns and improve our service
• Security: To detect fraud, abuse, and security threats
• Legal Compliance: To comply with applicable laws and regulations

We may share your information in the following limited circumstances:

Third-Party AI Providers

Your prompts are sent to third-party AI providers (OpenAI, Anthropic, Google, etc.) to generate responses. Each provider has their own privacy policies and data handling practices.

Service Providers

• Payment processors for billing and subscription management
• Cloud hosting providers for infrastructure and data storage
• Analytics services for usage monitoring and improvement
• Authentication services for secure login

Legal Requirements

We may disclose information when required by law, court order, or to protect our rights and safety.

Security Measures

• All data is encrypted in transit and at rest
• Secure authentication with industry-standard protocols
• Regular security audits and monitoring
• Access controls and employee training
• Secure cloud infrastructure with backup systems

Data Retention

• Account data is retained while your account is active
• Conversation history is kept according to your subscription plan
• Deleted conversations are permanently removed within 30 days
• Billing records are retained for tax and legal compliance

You have the following rights regarding your personal information:

To exercise these rights, please contact us at privacy@multibrain.ai. We will respond to your request within 30 days.

We use cookies and similar technologies to:

• Keep you logged in and maintain your session
• Remember your preferences and settings
• Analyze how you use our service for improvements
• Provide security and fraud protection

MultiBrain operates globally and may transfer your data to countries outside your residence. We ensure appropriate safeguards are in place for international transfers, including:

• Standard contractual clauses with service providers
• Adequacy decisions by relevant data protection authorities
• Encryption and security measures during transfer

MultiBrain is not intended for children under 13 years of age. We do not knowingly collect personal information from children under 13. If you believe we have collected information from a child under 13, please contact us immediately.

We may update this Privacy Policy from time to time to reflect changes in our practices or legal requirements. We will notify you of significant changes via email or through the service. Your continued use of MultiBrain after changes become effective constitutes acceptance of the updated policy.