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Developer overview

Build on a platform made for innovation

Issue and test your cards with a few clicks.

developer-computer@2x

Use Marqeta’s private sandbox to instantly create and test cards…

Dev Overview: Velocity-sample

Customize

Dev Overview: Velocity-sample

Customize spend control rules

Dev Overview: Image: Simulate transaction processing

Simulate transaction processing

Dev overview: Accordion: Integrate

Integrate your authentication logic or default to platform controls

Dev overview: Accordion: Push provision

Push provision tokenized cards into digital wallets

Dev overview: Accordion: Track cardholder

Track cardholder data in real time

...and go live instantly

DevOverview_Powerful open APIs

Powerful open APIs

Accelerate development with our open APIs and webhooks, and create new card experiences in days

DevOverview_Modern card technology

Modern card technology

Minimize your efforts via a platform that offers 3DS, spend controls, tokenization, and more

DevOverview_Secure and scalable

Secure and scalable

Use our scalable cloud infrastructure designed with redundancy and failover, and certified for PCI and SOC 1 and 2

Our developers really like the platform, and the reason for that is that the documentation is really well-written. The APIs are very well designed, so it’s easy to understand. It’s built on cutting-edge technology, like JSON, REST, and this is something that a top modern company like Klarna expects from our partners

Kamil Hakim,

Senior Engineer

3 Tools to empower developer innovation

Sandbox

01

Spin up your own private sandbox and start developing in minutes.

API explorer

02

Browse our endpoints, make API requests, and quickly prototype your product.

Community

03

Ask questions and share knowledge with a community of developers like you.

Discover the latest Marqeta capabilities

Dec overview: Docs image

Documentation

Discover the key concepts of the Marqeta platform with hands-on tutorials.

Core API

Issue cards, fund accounts, manage payments, and more.

Data API

View filterable, curated production data and personalized insights.

Marqeta Cards

Launch your next payment innovation

Let's talk about your use case and how we can help.