Open Banking #

This section dives into the process of leveraging Dwolla's Exchange Sessions API for Instant Account Verification (IAV) within your application. Dwolla's Exchange Sessions API enables you to leverage open banking providers to perform bank account verification in real-time, streamlining your onboarding process and improving user experience. An Exchange Session represents a generated IAV session that is established between Dwolla and integrated open banking service providers for the purposes of user bank account verification.

New to Open Banking? Get a head start with our comprehensive overview article before diving into the API details.

Exchange Sessions resource #

Parameter	Description
_links	A _links JSON object containing a collection of links to related resources including: exchange session, exchange-partner, and external-provider-session. The unique URL called "external-provider-session" is specifically designed to be embedded within your application, facilitating the Instant Account Verification flow.
externalProviderSessionToken	A short-lived, one-time use token that is used to authenticate your application with the Plaid Link flow. The external provider session token grants access to Plaid Link for a specific customer Exchange Session. An `externalProviderSessionToken` is generated on your server by making a request to the create exchange session for a customer API endpoint.
created	ISO 8601 timestamp of when the exchange-partner resource was created.

bash

{
    "created": "2024-03-25T17:13:38.430Z",
    "_links": {
        "self": {
            "href": "https://api-sandbox.dwolla.com/exchange-sessions/9b7fb629-0fad-44f4-8c5e-44c25a0bfa8e",
            "type": "application/vnd.dwolla.v1.hal+json",
            "resource-type": "exchange-sessions"
        },
        "exchange-partner": {
            "href": "https://api-sandbox.dwolla.com/exchange-partners/bca8d065-49a5-475b-a6b4-509bc8504d22",
            "type": "application/vnd.dwolla.v1.hal+json",
            "resource-type": "exchange-partner"
        },
        "external-provider-session": {
            "href": "https://int-widgets.moneydesktop.com/md/connect/lAfkc7m897s3t1ks9mmwyj4ry7Zq0xql4grzAg1kz77x7c9jrwls1t22w6xt8d2lsxx9zpqv30js3wswfdwcrpAsqgbAfkqwpksp7c2chsx167xy90Asfc67dkj9y48y8p142xw3yp4x5l9t9gkk6m3yk5vwsvyq2qq7w9trszxwdl14lmkg7l6949bn5n41chdkbnxycy40n9b6fkbdwl6qt5wl107k1x8srvlkpz325p412x9tkyA5clf39109lsfrgz2lkgsvntqf7l0zzwb5hl658gdjbxwhb52krwybnbdAqfq69cdy54l05jkvfwyf01q89x48jtgtx290lzjdfcty1lwb8d648wns/eyJ1aV9tZXNzYWdlX3ZlcnNpb24iOjQsInVpX21lc3NhZ2Vfd2Vidmlld191cmxfc2NoZW1lIjoibXgiLCJtb2RlIjoidmVyaWZpY2F0aW9uIn0%3D",
            "type": "application/vnd.dwolla.v1.hal+json",
            "resource-type": "text/html"
        }
    }
}

Create an exchange session for a customer

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All funds transfers made using the Dwolla Platform are performed by a financial institution partner, and any funds held in a Dwolla Balance are held by a financial institution partner. Learn more about our financial institution partners.