Messaging features summary

This article outlines how each of the three messaging workflows (SMTP Relay, Trigger API, Launch API) works. Those workflows can be used for use cases that cannot be reproduced directly in Campaigns / Scenario.

Features	SMTP Relay	Trigger API	Launch API
Uses contacts from Marketing Automation	⛔	⛔	✅
Uses designs from Marketing Automation	⛔	✅	⛔
Excludes contacts from Splio platform blacklists	⛔	Only hard bounce and personalized blacklists when used contact by contact. All blacklists when used in batch.*	✅
Real-time	✅	✅	✅

*By using the parameter "is_bulk" set to true, trigger-API will apply the blacklist even if the API is called one by one.