Our open API platform allows world's innovators to issue and process cards instantly with greater control, flexibility, and scale. Marqeta is changing the rules of what payment cards can do. Marqeta's open platform API platform has the most advanced infrastructure and tools to build highly configurable payment card cards. It is for developers who want an easier way to manage payment programs. This platform will allow them to create world-class experiences and innovate, as well as power new modes and modes of commerce. Modern card issuing platform that powers the future, accelerates your business, and helps you build new and innovative products. A sandbox that is open API and instantly issued allows you to get started in just three clicks. It also allows you to instantly issue physical, tokenized, and virtual payments. You can control excess spending, protect your margins and provide exceptional user experiences with refined payment and authorization controls.