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Terms of Service

Last Updated: August 27,2025

Welcome to our service (referred to as "we" or "this platform"). Please carefully read the following terms of service before using this platform. By using this platform, you agree to and accept these terms.

1. Service Overview

This platform is an AI-powered online document explanation tool that allows users to upload documents (such as PDF, Word, TXT, etc.) and receive step-by-step explanations, knowledge point generation, and learning assistance features through AI.

2. User Accounts

  • You may need to register an account and provide valid email or other information to use certain features.
  • You are responsible for safeguarding your account information and password.
  • If you discover any unauthorized use, you should immediately notify us.

3. User Content

The documents you upload and content you input (collectively "User Content") remain your property.

You grant us a limited license to:

  • Temporarily store and process your documents;
  • Run algorithms to provide explanation and knowledge point generation features;
  • Conduct anonymized analysis for service improvement (e.g., model optimization).

We will not sell your documents or use them for purposes unrelated to providing services.

4. Usage Restrictions

You agree not to use this platform for the following behaviors:

  • Uploading illegal, infringing, malicious, or inappropriate content;
  • Attempting to interfere with or attack the platform's security;
  • Circumventing, copying, or reverse engineering platform features.

We reserve the right to suspend or terminate user accounts that violate these terms at any time.

5. Content Policy

We require you to follow these guidelines to ensure uploaded content complies with relevant policies and laws:

5.1 Comply with Institutional Policies

You are responsible for ensuring that any recorded or uploaded materials comply with the policies of their respective institutions. Users have the obligation to familiarize themselves with and comply with their institution's relevant rules.

5.2 Respect Copyright Law

You may not write or upload copyrighted content unless you have obtained explicit permission from the copyright owner. This includes text, images, videos, or other forms of copyrighted media.

5.3 Respect Privacy and Confidentiality

You are prohibited from uploading or sharing sensitive conversations or information that violates U.S. privacy laws. This includes confidential communications, private discussions, or any other exchanges that are legally protected from unauthorized access or disclosure.

We do not endorse and cannot be held responsible for unauthorized content that violates institutional policies, copyright law, or privacy law. You are fully responsible for ensuring that your activities on the platform comply with all applicable laws and institutional requirements.

By using our platform, you agree to indemnify us for any legal consequences arising from unauthorized materials. We trust that users will respect intellectual property, privacy, and institutional policies when using this platform.

6. Intellectual Property

  • All rights to the platform's services, software, interfaces, and related content belong to us or our partners.
  • Without permission, you may not copy, distribute, modify, or commercially exploit platform content.

7. License to View Platform Content

As long as you comply with these terms of service, we grant you a limited, personal, non-exclusive, non-commercial, revocable, non-transferable license to access and use the content on our platform. This is limited to personal, non-commercial, educational use.

You agree not to copy, record, or access content through automated means (such as scripts, bots, or data extraction tools) unless you have our written authorization.

If you have purchased a subscription or license to access Feynman content, it is for personal use only and may not be shared with others. We may implement reasonable access restrictions to prevent unauthorized use, including time limits, device usage restrictions, or limits on the amount of material accessed.

8. Data and Privacy

Your data will be collected, stored, and used in accordance with our Privacy Policy. Please refer to our privacy policy for details.

9. Termination and Deletion

  • You may stop using this platform at any time.
  • If you wish to delete your account or personal data, you may make a request by contacting us.
  • We reserve the right to terminate services or restrict access when necessary.

10. Modifications and Updates

We may update these terms from time to time. Updated terms will be published on the platform and take effect immediately upon publication.

11. Contact Us

If you have any questions about these terms, please contact us through the following:

Email: Lanternwang68@gmail.com