Privacy Policy

Last updated: January 5, 2026

By installing Bert you are agreeing to the terms of use and privacy.

TL;DR: Your conversations stay on your machine. Only your email is collected for tokens and basic usage stats. Your data is never sold.

1. Introduction

Matias Nisperuza ("I," "me," or "my") operates Bert CLI, a developer-friendly local AI tool. This Privacy Policy explains how information is collected, used, and protected when you use the software.

By using Bert CLI, you agree to the collection and use of information in accordance with this policy.

2. Information Collected

2.1 Information You Provide

2.2 Information Collected Automatically

2.3 Information NOT Collected

3. How Your Information Is Used

The information collected is used to:

4. Data Storage and Security

Your email and token data are stored securely on servers (hosted on Railway). Industry-standard security measures are implemented including:

Your conversations and local files are stored only on your own device and are never transmitted.

5. Data Sharing

Your personal information is never sold, traded, or rented to third parties.

Information may be shared only in the following circumstances:

6. Data Retention

7. Your Rights

You have the right to:

To exercise these rights, contact me at mnisperuza1102@gmail.com.

8. Children's Privacy

Bert CLI is not intended for children under 13. Information from children under 13 is not knowingly collected. If you believe such information has been collected, please contact me immediately.

9. International Users

Bert CLI is operated from Colombia. If you are accessing from outside Colombia, please be aware that your information may be transferred to, stored, and processed in Colombia or other countries where servers are located.

10. Changes to This Policy

This Privacy Policy may be updated from time to time. You will be notified of any changes by posting the new policy on this page and updating the "Last updated" date.

11. Contact

If you have any questions about this Privacy Policy, please contact me: