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description=Copy/paste code examples for managing contacts with the Loops API, CLI, and SDKs, including create, update, find, and delete requests with sample payloads.;

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contacts api examples loops documentation index fetch the complete documentation index at docs llms txt use this file to discover all available pages before exploring further skip to main content loops home page contact us log in loops search navigation examples contacts api examples search k learn get started editing emails workflows events goals contacts transactional email integrations smtp account agent skills for loops security api api introduction api reference examples api examples contacts campaigns workflows events transactional emails sdks webhooks api changelog cli overview auth campaigns completion components contact properties contacts email messages events lists themes transactional uploads workflows guides all guides getting started workflows deliverability integrations creating emails recipes email basics on this page create a contact create a contact and add them to a mailing list update a contact update a contact s email address subscribe a contact to a mailing list unsubscribe a contact from a mailing list unsubscribe a contact delete a contact check contact suppression status remove suppression for a contact examples contacts api examples copy page copy paste code examples for managing contacts with the loops api cli and sdks including create update find and delete requests with sample payloads copy page create a contact api reference cli reference cli javascript javascript sdk php sdk ruby sdk python loops contacts create email test example com first name john last name doe const response await fetch https app loops so api v1 contacts create method post headers authorization bearer your api key content type application json body json stringify email test example com firstname john lastname doe const data await response json import loopsclient from loops const loops new loopsclient your api key const response await loops createcontact test example com firstname john lastname doe use loops loopsclient loops new loopsclient your api key result loops contacts create email test example com properties firstname john lastname doe response loopssdk contacts create email test example com properties firstname john lastname doe import requests response requests post https app loops so api v1 contacts create headers authorization bearer your api key content type application json json email test example com firstname john lastname doe create a contact and add them to a mailing list api reference cli reference cli javascript javascript sdk php sdk ruby sdk python loops contacts create email test example com first name john last name doe list mailing list id true const response await fetch https app loops so api v1 contacts create method post headers authorization bearer your api key content type application json body json stringify email test example com firstname john lastname doe mailinglists mailing list id true const data await response json import loopsclient from loops const loops new loopsclient your api key const properties firstname john lastname doe const mailinglists mailing list id true const response await loops createcontact test example com properties mailinglists use loops loopsclient loops new loopsclient your api key result loops contacts create email test example com properties firstname john lastname doe mailing_lists mailing list id true response loopssdk contacts create email test example com properties firstname john lastname doe mailing_lists mailing list id true import requests response requests post https app loops so api v1 contacts create headers authorization bearer your api key content type application json json email test example com firstname john lastname doe mailinglists mailing list id true update a contact when updating a contact you must provide an email or userid value to identify the contact you can use the update endpoint to update or create contacts if the provided email or user id does not exist a new contact will be created api reference cli reference cli javascript javascript sdk php sdk ruby sdk python loops contacts update email test example com prop planname pro const response await fetch https app loops so api v1 contacts update method put headers authorization bearer your api key content type application json body json stringify email test example com planname pro const data await response json import loopsclient from loops const loops new loopsclient your api key const response await loops updatecontact test example com planname pro use loops loopsclient loops new loopsclient your api key result loops contacts update email test example com properties planname pro response loopssdk contacts update email test example com properties planname pro import requests response requests put https app loops so api v1 contacts update headers authorization bearer your api key content type application json json email test example com planname pro update a contact s email address for this the contact will need to already have a userid value set api reference cli reference cli javascript javascript sdk php sdk ruby sdk python loops contacts update user id 12345 email test example com const response await fetch https app loops so api v1 contacts update method put headers authorization bearer your api key content type application json body json stringify userid 12345 email test example com const data await response json import loopsclient from loops const loops new loopsclient your api key const response await loops updatecontact test example com userid 12345 use loops loopsclient loops new loopsclient your api key result loops contacts update email test example com properties userid 12345 response loopssdk contacts update email test example com properties userid 12345 import requests response requests put https app loops so api v1 contacts update headers authorization bearer your api key content type application json json email test example com userid 12345 subscribe a contact to a mailing list api reference cli reference cli javascript javascript sdk php sdk ruby sdk python loops contacts update email test example com list mailing list id true const response await fetch https app loops so api v1 contacts update method put headers authorization bearer your api key content type application json body json stringify email test example com mailinglists mailing list id true const data await response json import loopsclient from loops const loops new loopsclient your api key const response await loops updatecontact test example com mailing list id true use loops loopsclient loops new loopsclient your api key result loops contacts update email test example com mailing_lists mailing list id true response loopssdk contacts update email test example com mailing_lists mailing list id true import requests response requests put https app loops so api v1 contacts update headers authorization bearer your api key content type application json json email test example com mailinglists mailing list id true unsubscribe a contact from a mailing list this removes a contact from a specific mailing list see below to see how to fully unsubscribe a contact use false to unsubscribe a contact from a mailing list api reference cli reference cli javascript javascript sdk php sdk ruby sdk python loops contacts update email test example com list mailing list id false const response await fetch https app loops so api v1 contacts update method put headers authorization bearer your api key content type application json body json stringify email test example com mailinglists mailing list id false const data await response json import loopsclient from loops const loops new loopsclient your api key const response await loops updatecontact test example com mailing list id false use loops loopsclient loops new loopsclient your api key result loops contacts update email test example com mailing_lists mailing list id false response loopssdk contacts update email test example com mailing_lists mailing list id false import requests response requests put https app loops so api v1 contacts update headers authorization bearer your api key content type application json json email test example com mailinglists mailing list id false unsubscribe a contact set subscribed to false to unsubscribe a contact the contact will no longer receive campaign or workflow emails but will remain listed in your audience api reference cli reference cli javascript javascript sdk php sdk ruby sdk python loops contacts update email test example com subscribed false const response await fetch https app loops so api v1 contacts update method put headers authorization bearer your api key content type application json body json stringify email test example com subscribed false const data await response json import loopsclient from loops const loops new loopsclient your api key const response await loops updatecontact test example com subscribed false use loops loopsclient loops new loopsclient your api key result loops contacts update email test example com subscribed false response loopssdk contacts update email test example com subscribed false import requests response requests put https app loops so api v1 contacts update headers authorization bearer your api key content type application json json email test example com subscribed false delete a contact you can delete contacts by email or user id api reference cli reference cli javascript javascript sdk php sdk ruby sdk python loops contacts delete email test example com const response await fetch https app loops so api v1 contacts delete method post headers authorization bearer your api key content type application json body json stringify email test example com const data await response json import loopsclient from loops const loops new loopsclient your api key const response await loops deletecontact email test example com use loops loopsclient loops new loopsclient your api key result loops contacts delete email test example com response loopssdk contacts delete email test example com import requests response requests post https app loops so api v1 contacts delete headers authorization bearer your api key content type application json json email test example com check contact suppression status api reference cli reference cli javascript python loops contacts suppression check email test example com const params new urlsearchparams email test example com const response await fetch https app loops so api v1 contacts suppression params tostring method get headers authorization bearer your api key const data await response json import requests response requests get https app loops so api v1 contacts suppression headers authorization bearer your api key params email test example com data response json remove suppression for a contact api reference cli reference cli javascript python loops contacts suppression remove email test example com const params new urlsearchparams email test example com const response await fetch https app loops so api v1 contacts suppression params tostring method delete headers authorization bearer your api key const data await response json import requests response requests delete https app loops so api v1 contacts suppression headers authorization bearer your api key params email test example com data response json last modified on july 1 2026 was this page helpful yes no api examples previous campaigns api examples next i x linkedin assistant responses are generated using ai and may contain mistakes contact support