Getting started with the Downpay API
The Downpay API is available on the Downpay Scale plan. The Downpay API allows you to create advanced workflows around product deposits and partial payment workflows. For example, you can use the Downpay API to accomplish the following: Programatically create purchase options on products. Assign products to existing purchase options based on a condition or a trigger. Collect the remaining balance on an order when a tag is applied to the order. AuthoSome readersStorefront SDK
The Downpay storefront integration exposes certain settings and JavaScript hooks which you can use to create custom solutions. This can be used for, amongs other things, creating integrations with other apps. For example, product options or calendar booking apps that wish to support deposits and partial payments. A note on Selling Plans Downpay integrates deeply with Shopify by taking advantage of Shopify's Selling Plans APIs. To add a product to the cart with a partial payment option, a selFew readersAdding Downpay deposits to a Hydrogen storefront
Adding Downpay deposits on a headless (Hydrogen) storefront Downpay works on headless storefronts, including Shopify Hydrogen — even though there's no theme to install an app block into. How it works On a headless store, a Downpay deposit is exposed through the Storefront API as a selling plan. Your storefront reads that plan and applies it to the cart with a sellingPlanId. Order creation, and payment terms still run on Downpay's backend exactly as they do on a themed store — oFew readersBogus Test Payment Gateway Guide
If you need to test your Shopify store without running real transactions, the Bogus Test Payment Gateway is the fastest and safest way to simulate payments. It lets you place orders, trigger flows, test apps (including Downpay), and check your entire checkout experience - all without using a real credit card. Below is everything a merchant should know: what it is, when to use it, how to enable it, the test card numbers, and common tips. On this page: [What Is the Bogus Test PayFew readers