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Recent and scheduled updates to the Mailchimp Marketing API, Transactional Email, and Open Commerce.

Transactional API Quick Start

Use this guide to start using the Mailchimp Transactional API to send fast, personalized transactional emails. Learn how to make a Transactional API call.

Authentication and Delivery

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

Delete email from denylist | Mailchimp Transactional API Reference

Deletes an email rejection. There is no limit to how many rejections you can remove from your denylist, but keep in mind that each deletion has an affect on your reputation.

Test custom dns | Mailchimp Transactional API Reference

Tests whether a domain name is valid for use as the custom reverse DNS for a dedicated IP.

Start ip warmup | Mailchimp Transactional API Reference

Begins the warmup process for a dedicated IP. During the warmup process, the Transactional API will gradually increase the percentage of your mail that is sent over the warming-up IP, over a period of roughly 30 days. The rest of your mail will be sent over shared IPs or other dedicated IPs in the same pool.

Set custom dns | Mailchimp Transactional API Reference

Configures the custom DNS name for a dedicated IP.

Add ip pool | Mailchimp Transactional API Reference

Creates a pool and returns it. If a pool already exists with this name, no action will be performed.

Export Allowlist | Mailchimp Transactional API Reference

Begins an export of your rejection allowlist. The allowlist will be exported to a zip archive containing a single file named allowlist.csv that includes the following fields: email, detail, created_at.

Export activity history | Mailchimp Transactional API Reference

Begins an export of your activity history. The activity will be exported to a zip archive containing a single file named activity.csv in the same format as you would be able to export from your account's activity view. It includes the following fields: Date, Email Address, Sender, Subject, Status, Tags, Opens, Clicks, Bounce Detail. If you have configured any custom metadata fields, they will be included in the exported data.

Mailchimp Transactional

Learn how to use Mailchimp Transactional to send targeted and event driven messages to anyone, fast—with best-in-class deliverability.

Git Formatting Conventions

Learn how to properly format your Git contributions to Mailchimp Open Commerce.