You can now add the Service Email connection and the new Marketing Email connection to an Agentforce Service agent in the new Agentforce Builder. The Service Email connection helps your agent craft and deliver personalized emails with Email-to-Case, and the Marketing Email connection helps with conversational emails on Unified Messaging email channels.
Where: This change applies to Lightning Experience in Enterprise, Performance, Unlimited, and Developer editions with Foundations or Agentforce 1 editions. Unified Messaging is available only in Enterprise and Unlimited editions with Marketing Cloud Next Advanced Edition.
When: This change is available starting the week of March 9, 2026.
How: Before you get started, set up Einstein generative AI and enable Agentforce. For Service Email, turn on Email-to-Case and Lightning threading for emails. And for Marketing Email, set up a Unified Messaging email channel.
Open a Service agent in the new Agentforce Builder. To add the Service Email or Marketing
Email connection to the agent, click 
on the Explorer panel. Then select Add Connection. On
the Add Connections window, select the Service Email or Marketing Email connection and
then click Add to Agent.