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SMTP Integration

Set up sending with SMTP and modify your messages with custom headers.

The Rules Engine

Change sending behavior based on conditional rules that you create.

Reputation and Rejections

Understand bounces, spam complaints, and other factors that determine account reputation.

Outbound Email

Get to know the details of sending messages with Mailchimp Transactional.

Fundamentals

Learn the basics to start sending with Mailchimp Transactional.

Authentication and Delivery

Learn how to configure your sending domain and monitor delivery responses.

Activity and Reports

Review delivery and recipient behavior with Mailchimp Transactional’s analytics tools.

Remove email from allowlist | Mailchimp Transactional API Reference

Removes an email address from the allowlist.

List allowlisted emails | Mailchimp Transactional API Reference

Retrieves your email rejection allowlist. You can provide an email address or search prefix to limit the results. Returns up to 1000 results.

Add email to allowlist | Mailchimp Transactional API Reference

Adds an email to your email rejection allowlist. If the address is currently on your denylist, that denylist entry will be removed automatically.

Whitelists | Mailchimp Transactional API Reference

Add, list, or delete from your Rejection Allowlist. These endpoints are being replaced with a series of functionally identical endpoints called /allowlists.

Update webhook | Mailchimp Transactional API Reference

Update an existing webhook.