Merchantware API

MerchantWARE API

Enable Payments in your POS, Mobile and Web Applications

The MerchantWare API allows developers to process traditional payments as well as new and emerging mobile payments through a single API. 
point-of-sale payments

Accept payments anywhere

Our payment solutions allow you to integrate with your point-of-sale, mobile applications or any web-based application, store or shopping cart. Minimize your PA-DSS and PCI responsibilities.
API solutions


Integrate all your solutions through our intuitive web services API. Our API is hardware agnostic and supports most off the shelf and OEM hardware solutions out of the box.  
nfc payments

Accept any type of payment

Enable your customers to accept any type of payment, from credit to debit, NFC or QR code payments, EMV-enabled cards, or gift cards and loyalty programs.
security and compliance

Security and Compliance

Take yourself out of scope by integrating to our API. Our additionial security features include P2P encryption, tokenization. In addition, a vault server for storing your sensitive data is available to further reduce your liability.
store and forward


We offer some specialized features, including transaction signature capture, store and forward for offline transaction processing and discounted pricing for customers who have merchant accounts with us.
24/7/365 Support


Award-winning 24/7/365 in-house support with extensive expertise in supporting businesses with point of sale environments, mobile payments and value-added services.
Put the Genius of Cayan to work for your business.