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API Keys

How do I get an API key?

Getting an API key allows you to customize and track your integration and access our newest features. Fill out this form and get full access to Ramp's SDK. In case you need more support, contact us at

How do I add an API key?

In order for our system to properly recognize and count purchases made through your integration we need you to pass additional parameter during widget initialization.

The parameter is hostApiKey, its value type is string.

You should pass it along with other parameters.


new RampInstantSDK({
hostAppName: 'Your dApp name',
hostLogoUrl: 'url with the logo',
hostApiKey: 'the API key you received',
variant: 'auto',


<a href=" API key you received" target="_blank">
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Host features

Custom crypto address description

An optional feature, available by request. Allows customization of the destination address icon, name, tooltip, and URL.