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SMTP integration

Send emails using Simple Mail Transfer Protocol

Start building Use SMTP with your AI
Actions
1
Triggers
0
Auth
Custom auth
License
MIT, open source
Updated
October 2026

About the SMTP integration

Add the SMTP piece to a flow, connect your account once, and the rest of the builder can read from it and write to it. Because the piece is open source you can run it on our cloud or self-host it, and combine SMTP with 760+ other apps in the same flow.

Actions

Everything Activepieces can do in SMTP

Drop any of these into a flow and fill in the fields. No code is required.

  • Send Email

    Send an email using a custom SMTP server.

    11 fields

Use SMTP in a flow

Connect SMTP once and every trigger and action above is yours to drop into the builder, alongside 760+ other apps. Free to start, on our cloud or your own servers.

Build a SMTP flowTalk to sales

SMTP, answered.

Yes. Activepieces is open source and free to start, and the SMTP piece is included on every plan, from the free cloud tier to any self-hosted deployment.

Add the SMTP piece to a flow, then authenticate with Custom auth. Once connected, its 0 triggers and 1 action are available anywhere in the builder.

Connect SMTP to any of 760+ other apps and AI steps, then automate the work in between without writing code.

Yes. Activepieces is fully self-hostable, so you can run the SMTP piece on your own infrastructure with your connections and your data staying in your environment.

Yes. Every piece you connect can be exposed over one Activepieces MCP server, so Claude, Cursor, Windsurf or any MCP client can call SMTP actions as tools.

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