> ## Documentation Index
> Fetch the complete documentation index at: https://nango.dev/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Mandrill - How do I link my account?

# Overview

To authenticate with the Mandrill (Mailchimp Transactional) API, you will need an **API key**.

This guide walks you through generating one.

### Prerequisites

* A Mailchimp Transactional (Mandrill) account

### Instructions

#### Step 1: Generate your API key

1. Navigate to [mandrillapp.com/settings/index](https://mandrillapp.com/settings/index).
2. Select **+ Create API Key**.

<img src="https://mintcdn.com/nango/B4H6LE5RLfQjV2-_/api-integrations/mandrill/dashboard.png?fit=max&auto=format&n=B4H6LE5RLfQjV2-_&q=85&s=d1b5a925f12b75cd7957f4c290a7906c" width="3024" height="1412" data-path="api-integrations/mandrill/dashboard.png" />

3. Copy the key generated.

#### Step 2: Enter credentials in the Connect UI

1. Open the form where you need to authenticate with Mandrill.
2. Enter your **API key** in its field.
3. Submit the form to connect your account.

<img src="https://mintcdn.com/nango/B4H6LE5RLfQjV2-_/api-integrations/mandrill/form.png?fit=max&auto=format&n=B4H6LE5RLfQjV2-_&q=85&s=9ad6912a841b8ad1f5b98383d2e4bc3a" style={{maxWidth: "450px" }} width="992" height="1230" data-path="api-integrations/mandrill/form.png" />

You are now connected to the Mandrill API.

***