Yes. Currently, the public beta is open to international users and only the following U.S. jurisdictions: California, Massachusetts, Missouri, and Montana.

Please read this Crypto public beta announcement and step-by-step guide for more information.

Alpaca Launches Commission-Free Crypto Trading with No Hidden Fees
Alpaca Launches Commission-Free Crypto Trading with No Hidden Fees. Alpaca is excited to launch the public beta of its newest product: Alpaca Crypto API.
Getting Started with Crypto Trading API on Alpaca
If you’re new to Alpaca and are interested in trading crypto, please follow the directions below to sign up for a brokerage account to get started.