ⓘ Changes are on the way!
Braze Bonfire is read-only from April 6–April 13, 2026. 

Braze Bonfire is getting an upgrade. From April 6 through April 13, 2026, Bonfire will be read-only while we tinker behind the scenes to improve your experience in the community. Read more.

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erin_tovar's avatar
erin_tovar
Collaborator
2 years ago

Merging Alias & Known Profiles

Hello all, my team has a use case for importing email addresses from webinar's. Our problem is that we get a .csv of email addresses and can't tell which already have an external ID in Braze and whic...
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AllanHeoFNM's avatar
AllanHeoFNM
Visionary
2 years ago

Hi Erin, sent a response on Email Geeks! Also sharing here.

Hi Erin! There’s one useful API endpoint called /export/ids where you can actually query based on email address.

This means that you can export user data by searching by email address, and the API can return whether there’s an external_id associated with this email address or not.

This is probably the only way you can determine whether a user is already identified or not in Braze.