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Privacy & Data

How MasterNode.ai collects, uses, and protects your data — plus cookies, your California privacy rights, and retention schedules.

Last updated: May 1, 2026

Privacy Policy

1. Introduction

MasterNode.ai ("we", "our", or "us") operates the MasterNode.ai platform and related services. This Privacy Policy describes how we collect, use, store, and protect your information when you use our website, API, and services.

By using MasterNode.ai you agree to the practices described in this policy. If you do not agree, please do not use our services.

2. Information we collect

We collect information necessary to provide, secure, and improve our services.

  • Account data: Email address, name, and profile information you provide when signing up in the app.
  • Usage data: Tasks you create, API calls, token usage, RAG file uploads, and how you use the dashboard and features.
  • Technical data: IP address, browser type, device information, and log data for security and operations.
  • Content you provide: Task text, file contents you upload for RAG, and any data you send via the API.

3. How we use your information

We use the information we collect to operate the service, process your requests, send transactional communications, improve our features, prevent abuse, and comply with legal obligations. We do not sell your personal information to third parties.

4. Data storage and security

We use encryption in transit (TLS) and at rest where applicable, tenant isolation, and access controls. See our Trust & Security document for more detail.

5. Your rights

Depending on your location, you may have the right to access, correct, delete, export, or restrict processing of your data.

Contact privacy@masternode.ai.

6. Sharing and disclosure

We share data with your consent, with service providers under contract, or when required by law. We do not sell or rent your personal information for third-party marketing.

7. International transfers

Your data may be processed in countries other than your own. We use appropriate safeguards where required by law.

8. Children

Our services are not directed to individuals under 16.

9. Changes

We may update this policy and will post changes on this page with an updated date.

Cookie Policy

What we use

MasterNode.ai uses essential cookies and local storage for authentication (session cookies, mn_auth_*), preferences, and cookie consent. We do not use third-party advertising cookies.

Categories

  • Strictly necessary: sign-in session, security, load balancing.
  • Functional: theme, UI preferences, pipeline run context in localStorage.
  • Analytics (optional): only after you accept non-essential cookies in the consent banner.

Your choices

You can withdraw consent by clearing site data or using the cookie banner. Essential cookies cannot be disabled while using signed-in features.

California Privacy Notice (CCPA/CPRA)

Categories collected

Identifiers (email, user ID), usage data, and content you submit — see Privacy Policy above.

Your rights

California residents may request access, deletion, and correction. We do not sell personal information as defined under the CPRA. Opt out of non-essential analytics cookies via the cookie banner.

How to exercise rights

Questions: legal@masternode.ai · privacy@masternode.ai

Data Retention

We keep data only as long as needed to run the service or meet legal obligations.

  • Account profileUntil deletion + 30-day soft-delete grace
  • Task logs & resultsPer DATA_RETENTION_DAYS env or 90 days default
  • RAG filesUntil user deletes or account purge
  • Billing records7 years (tax/compliance)
  • Audit logs365 days

Contact

Questions: legal@masternode.ai · privacy@masternode.ai

MasterNode AI123 Innovation Way, San Francisco, CA 94105, United States