Consent for Third-Party Sharing of Personal Information¶

This document is provided for users in the Republic of Korea in accordance with the Personal Information Protection Act (PIPA).

AI Castle Inc. ("Company") provides your personal information to the following third parties as described below. Please review the details carefully.

Third Parties Receiving Personal Information¶

Recipient	Items Provided	Purpose	Retention Period
OpenAI, Inc.	Chat messages (text content only)	AI response generation (GPT models)	Processed in real-time; retention per OpenAI's data policy (may retain for up to 30 days for abuse monitoring)
Cloudflare, Inc.	All data transmitted through the platform	Platform hosting, content delivery, edge computing, DDoS protection, data storage (D1, KV, R2)	Duration of service provision; logs up to 12 months
Resend, Inc.	Email address	Sending transactional emails (account verification, password reset)	Duration of email delivery; logs per Resend's retention policy

Classroom Educators¶

If you join a Classroom, the following information is shared with the Classroom educator (teacher):

Items Shared	Purpose
Display name, email address	Student identification and management
Credit usage within the Classroom	Usage monitoring and limit management
Join date	Classroom membership management

Right to Refuse and Consequences¶

You have the right to refuse consent for the provision of your personal information to third parties. However, if you refuse:

OpenAI: AI chat features will not be available.
Cloudflare: The Service cannot be provided (essential infrastructure).
Resend: Account verification and password reset emails cannot be sent.
Classroom educator: You will not be able to join the Classroom.

As these third parties are essential to the operation of the Service, refusal of consent for required third-party sharing means you will not be able to use the Service.

For questions about this consent, please contact contact@physicar.ai.