Popular Questions

API Basics

Environments, authentication, and request formatting.

Working With Marqeta

Card program requirements, due diligence, and security reviews.

Using Marqeta.com

Your account, password, and API keys for Marqeta.com.

Cards

Form factors, fulfillment, and card replacement.

Transactions

Types, flows, and reconciling your data.

More Topics

EU specific articles

Users, businesses, Know Your Customer (KYC), and Address Verification System (AVS).

Available balance, ledger balance, and currency conversion.

Funding

Account holder, program, and program gateway funding sources.

JIT Funding

Gateway and Managed Just-in-Time (JIT) Funding for real-time payment authorizations.

SDKs

Information about Marqeta's software development kits (SDKs).

Controls to limit spending by merchant, amount, and frequency.

Webhooks

Event-based notifications sent by the Marqeta platform.

Widgets

Customizable widgets for card holders that ease your PCI compliance burden.