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Templates and Dynamic Content

Create reusable templates and inject dynamic data in your sends.

Tags and Metadata

Label your messages to segment sends, search activity, and compare stats.

SMTP Integration

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

Authentication and Delivery

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

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.

Webhooks | Mailchimp Transactional API Reference

Manage the webhooks in your account.

Users | Mailchimp Transactional API Reference

Get information about your account, or ping Transactional.

Add tracking domains | Mailchimp Transactional API Reference

Add a tracking domain to your account.

URLs | Mailchimp Transactional API Reference

Manage your tracking domains. Some of these endpoints may be deprecated.

Templates | Mailchimp Transactional API Reference

Manage the Templates in your account.