Terms of Service

Last updated: February 2026

Use of service

MARC27 provides research tools and data. You can use them for research, education, and commercial purposes unless a specific project has additional restrictions noted on its page.

Accounts

You're responsible for your account credentials. Don't share API keys.

Data

Research data provided through our tools comes from public databases. We don't guarantee accuracy. Verify anything before using it in production.

Liability

We provide tools "as is." We're not liable for decisions made using our data or software.