About Primer
Primer is the unified payments infrastructure for global payments and commerce. It serves merchants and global brands seeking a scalable, precise payments stack to power checkout experiences and growth.

Key Features
In practice, it provides a centralized way to manage payments across markets, balancing speed with control for global checkout experiences:
Unified Payments Infrastructure
consolidates payment methods, risk controls, and checkout tooling into one platform, reducing integration work.
Checkout Customization
lets you tailor payment flows to your customers to improve conversion and satisfaction.
Global Coverage & Localization
supports multiple currencies, regional payment methods, and compliance rules to scale internationally.
Developer-friendly APIs & Integrations
offers flexible APIs, SDKs, and workflows to embed payments in apps and websites.
Summary
Best for growth-focused merchants, product and engineering teams building checkout experiences, and regional operations teams handling localization and compliance.