Connect to American Express services that power billions of transactions around the globe. Create, innovate and test new concepts.

Explore by category

Fraud Prevention

Help your business reduce fraud and operational costs, keep Cards ready for payment with secure tokens, and let Cardmembers verify high-risk charges in real time.

Amex Token Service · Enhanced Authorization · Issuer Charge Verification

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Open Banking

Share Customer-authorised account, transaction and funds data with parties certified under PSD2 and open banking regimes.

Account and Transaction API · Confirmation of Funds · Consumer Data Right

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Payment Services

Offer customers payment solutions designed for enhanced flexibility, control and security, from agentic commerce and virtual Cards to paying with Membership Rewards points or a bank transfer.

@ Work APIs · Amex Agentic Commerce Experiences · Card on-demand · Global Pay with Points · Pay with Bank transfer · Payment Account Reference

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Personalized Services

Reach Card Members with targeted offers and personalized marketing placements.

DotAmex · Smart Offers Partnerships

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Utilities

Connect Cards on file with participating partners, and enroll Card Members in tier benefits and points transfers.

Amex Account Connect · Network Loyalty

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Integration is easy

Welcome to American Express Developers. We are excited to share our APIs and other product capabilities and we hope you’ll share your feedback. We can’t wait to see what you build.

Get Acquainted

Take a look at the product capabilities we offer. From fraud prevention to personalized services, the possibilities are endless for new products you can build.

Learn More

Each API Product page explains benefits, how it works, technical highlights and more.

See Specifications

Learn about the data/security model. See sample code and requests/responses.

Get Access

Once you sign up, you can request keys and get access to our Sandbox, and Production environments.

Get started

Our products are backed by a team of passionate American Express software developers who are adding new code regularly. With a robust set of tools and resources at your fingertips, this platform can help you create new experiences and services for your customers. Join us for the next phase of digital commerce.

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