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description=Copy/paste code examples for sending events to Loops via the API, CLI, and SDKs to trigger workflows and attach event properties, with sample payloads.;

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events 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 events 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 send an event send an event with event properties send an event and update the contact send an event with an idempotency key examples events api examples copy page copy paste code examples for sending events to loops via the api cli and sdks to trigger workflows and attach event properties with sample payloads copy page send an event api reference cli reference cli javascript javascript sdk php sdk ruby sdk python loops events send testevent email test example com await fetch https app loops so api v1 events send method post headers authorization bearer your api key content type application json body json stringify email test example com eventname testevent import loopsclient from loops const loops new loopsclient your api key const response await loops sendevent email test example com eventname testevent use loops loopsclient loops new loopsclient your api key result loops events send email test example com event_name testevent response loopssdk events send email test example com event_name testevent import requests response requests post https app loops so api v1 events send headers authorization bearer your api key content type application json json email test example com eventname testevent send an event with event properties include data that can be used in your workflow emails triggered by the event api reference cli reference cli javascript javascript sdk php sdk ruby sdk python loops events send testevent email test example com props event props json await fetch https app loops so api v1 events send method post headers authorization bearer your api key content type application json body json stringify email test example com eventname testevent eventproperties testproperty testvalue import loopsclient from loops const loops new loopsclient your api key const response await loops sendevent email test example com eventname testevent eventproperties testproperty testvalue use loops loopsclient loops new loopsclient your api key result loops events send email test example com event_name testevent event_properties testproperty testvalue response loopssdk events send email test example com event_name testevent event_properties testproperty testvalue import requests response requests post https app loops so api v1 events send headers authorization bearer your api key content type application json json email test example com eventname testevent eventproperties testproperty testvalue send an event and update the contact include contact properties to update the contact as the event is sent api reference cli reference cli javascript javascript sdk php sdk ruby sdk python loops events send testevent email test example com contact props contact props json await fetch https app loops so api v1 events send method post headers authorization bearer your api key content type application json body json stringify email test example com eventname testevent planname pro contact property import loopsclient from loops const loops new loopsclient your api key const response await loops sendevent email test example com eventname testevent contactproperties planname pro use loops loopsclient loops new loopsclient your api key result loops events send email test example com event_name testevent contact_properties planname pro response loopssdk events send email test example com event_name testevent contact_properties planname pro import requests response requests post https app loops so api v1 events send headers authorization bearer your api key content type application json json email test example com eventname testevent contactproperties planname pro send an event with an idempotency key add an idempotency key header to the request to prevent duplicate requests api reference cli reference cli javascript javascript sdk php sdk ruby sdk python loops events send testevent email test example com idempotency key 550e8400 e29b 41d4 a716 446655440000 await fetch https app loops so api v1 events send method post headers authorization bearer your api key content type application json idempotency key 550e8400 e29b 41d4 a716 446655440000 body json stringify email test example com eventname testevent import loopsclient from loops const loops new loopsclient your api key const response await loops sendevent email test example com eventname testevent headers idempotency key 550e8400 e29b 41d4 a716 446655440000 use loops loopsclient loops new loopsclient your api key result loops events send email test example com event_name testevent headers idempotency key 550e8400 e29b 41d4 a716 446655440000 response loopssdk events send email test example com event_name testevent headers idempotency key 550e8400 e29b 41d4 a716 446655440000 import requests response requests post https app loops so api v1 events send headers authorization bearer your api key content type application json idempotency key 550e8400 e29b 41d4 a716 446655440000 json email test example com eventname testevent last modified on july 1 2026 was this page helpful yes no workflows api examples previous transactional email api examples next i x linkedin assistant responses are generated using ai and may contain 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