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API Reference
These docs are for a deprecated API version. Click here to use the latest version.

Checks if one or more emails, phone numbers, or push tokens are in a given list. No distinction is made between a person not being in a given list, and not being present in Klaviyo at all. Can check up to a maximum of 100 emails at a time.

Path Params
string
required
Defaults to LIST_ID
Body Params
array of strings
Defaults to george.washington@klaviyo.com,abraham.lincoln@klaviyo.com

List of email addresses

emails
array of strings
Defaults to +13239169023,+12028837032

List of phone numbers

phone_numbers
array of strings
Defaults to PUSH_TOKEN_1,PUSH_TOKEN_2
push_tokens
Response

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