v5
latestOpenAPI 3.1.02026-07-262421791.5 MBuser
Check if user exists
Check if a user already exists by email. Wise uses email address as unique identifier for users. If email has already been used by a user, it cannot be reused to create a new user.
Note that this uses a client-credentials-token and not a user access_token for authentication.
post/v1/users/exists
Headers
X-External-Correlation-Idstring uuid
Optional UUID for correlating requests across systems. If provided, Wise echoes it back in the response. Maximum 36 characters. Learn more.
Request body
Example request
{
"email": "test@wise.com"
}Response
OK - Successfully checked user existence.