Check if customer exists

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API Refs

Staging: Check if customer exists

Request parameters

Name	Type	Description	Required
email	string	Customer email address to check	yes

Response body

Name	Type	Description	Required
exists	boolean	Whether the customer exists	yes
stripeCustomerId	string	Stripe customer ID (if exists)	no

Description

This endpoint verifies if a customer exists by email and returns their information including active subscriptions. This is useful for checking customer status before attempting to create a new account or to provide different user experiences for existing vs new customers.

Response

{
  "exists": true,
  "stripeCustomerId": "cus_ExampleCustomerID123"
}