Marketing · n8n

Grow Your List With SMS Keyword Opt-Ins to Mailchimp

Let people text a keyword to your Twilio number to instantly subscribe to your Mailchimp list and receive a welcome message back.

difficulty Beginnersetup 30 minresult Anyone who texts your keyword is added to Mailchimp and gets an immediate confirmation, turning offline audiences into subscribers.—
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  1. 1

    Receive the Inbound SMS

    Add a Webhook node and set it as the messaging webhook on your Twilio number so incoming texts hit your workflow.

  2. 2

    Check the Keyword

    Add an IF node confirming the message body matches your keyword (case-insensitive), e.g. JOIN.

  3. 3

    Subscribe to Mailchimp

    Add a Mailchimp node adding the sender's phone number as a subscriber with an SMS opt-in tag. Ask for email in the reply if you need it.

  4. 4

    Send a Welcome SMS

    Add a Twilio node replying with a friendly confirmation and, if desired, a link to complete their profile.

  5. 5

    Activate and Test

    Activate the workflow and text your keyword to the number. Confirm you're added to Mailchimp and receive the welcome reply.

Frequently asked questions

How do I stay compliant?

Include clear opt-in language on your signage, honor STOP messages to unsubscribe, and follow local SMS marketing regulations like TCPA.

Can I capture their email too?

Reply with a short link to a form, then update the Mailchimp record with the email once they complete it.

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