Integrating with the API

Starting the Apply and Checkout flows with the omni-link API

Custom integrations are possible using ChargeAfter's Omni-Link API. The Omni-Link API calls are used to send a link for the consumer to start an application or checkout and to retrieve link data for the consumer-associated context. The link can be sent via email or SMS to either the consumer or merchant device. For tips on using the Omni-Link API calls, contact your ChargeAfter representative.

Consumer Device Flows

Below are sample Apply and Checkout flows on the Consumer Device.

Apply on the Consumer's Device

A consumer is sent a link to begin a financing application. The link can be sent to the consumer via email or SMS.

Checkout on the Consumer's Device

A consumer is sent a link to apply for financing to make a purchase. The link can be sent to the consumer via email or SMS.

Merchant Device Flows

Below are sample Apply and Checkout flows on the Merchant Device.

Apply on the Merchant's Device

The consumer undergoes the financing application process through a device provided by the merchant. In this flow, no link is sent to the consumer.

Checkout on the Merchant's Device

The consumer undergoes the financing application process through a device provided by the merchant. In this flow, no link is sent to the consumer

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Additional Flows

It is also possible to initiate a flow on a merchant device and to complete it on a consumer device.


Building the integration? The link-tracking endpoint, webhook events, and payloads are documented for authenticated partners — see the Integration Reference or contact your ChargeAfter representative.