Embed payments. Monetize the platform.
The CoreGateway ISV Program lets software providers embed payments into their SaaS or vertical software through a clean REST API. Turn payments from a cost center into a revenue stream, white-label the experience, and onboard sub-merchants programmatically.
{
amount: 24900,
customer_id: "cus_..",
capture: true
}
Built for product teams that ship.
A gateway integration shouldn't be your roadmap's blocker. CoreGateway gets out of the way.
Developer-first API
REST + JSON. User-friendly developer guide for direct integration. Sandbox provided upon request. Standard auth schemes. No XML. No SOAP.
Monetize transactions
Earn a share of every transaction processed through your platform. Payments become a meaningful revenue line, not just a cost of doing business.
Fully white-label option
Brand the dashboard, the receipts, the API responses. Your users see your product, not CoreCommerce. Available with the full white-label ISV agreement.
Sub-merchant onboarding API
Programmatically onboard your customers as merchants. Status updates, KYC, processor placement, all driven from your application.
Every gateway feature available
Vault, recurring, surcharging, L2/L3, ACH. The same API surfaces every CoreGateway feature, your product can ship the parts your users need.
Dedicated technical support
You get a named integration engineer for the initial build, then ongoing access to developer support. Not a generic ticket queue.
Anywhere money moves through your product.
Vertical software, ecommerce platforms, marketplaces, billing systems, accounting tools, the API supports any embedded payment shape.
Vertical SaaS
Industry-specific software for healthcare, education, property mgmt, fitness, food service, add embedded payments and monetize.
Marketplaces
Multi-party platforms with split payments, escrow, and seller payouts orchestrated through the API.
E-commerce platforms
Add a payment-gateway option to your platform, give your sellers a one-click setup, and earn the revenue share.
Billing & AR systems
Invoicing apps, recurring billing tools, AR automation platforms, CoreGateway powers the payment side.
ISV Partner FAQ.
Embed CoreGateway in your platform.
Start with a 30-minute partner call. We'll look at your product, suggest the integration shape, and talk economics.