How to Get a Mailchimp API Key

Updated on:

May 8, 2026

By:

Use this interactive demo to learn how to generate and copy a Mailchimp API key in minutes.

Quick summary

A Mailchimp API key lets you connect third-party tools and integrations directly to your Mailchimp account. You can generate, name, and copy your API key in just a few steps from the account Profile settings.

Steps

Click on your account icon in the top right corner of the dashboard and select Profile.
Under the Extras tab, navigate to API keys.
Under Your API keys, click on Create A Key.
Give your API key a name and click Generate Key.
Once generated, click Copy To Clipboard to copy your key, then hit Done.
To view existing keys, return to the API keys page and find them listed under the Your API keys section.

📌 Why this matters

A Mailchimp API key is essential for connecting your email marketing account to third-party apps, automation tools, and custom integrations. Without a valid API key, developers and marketers cannot programmatically manage audiences, trigger campaigns, or sync data between platforms. Generating and securing your Mailchimp API key is the first step to unlocking the full power of Mailchimp's integration ecosystem. This makes it a critical task for anyone building workflows that rely on Mailchimp's email marketing infrastructure.

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