Configure SparkPost with FluentSMTP

With FluentSMTP, you can integrate SparkPost into WordPress to improve email deliverability and authenticity. SparkPost is one of the leading mailer options for WordPress, that is reliable and easy to set up.

This article will guide you through integrating SparkPost into WordPress using the FluentSMTP plugin to send emails via SMTP.

Configuring SparkPost

To learn how to configure the SparkPost with FluentSMTP, follow the steps with screenshots below –

Go to Settings in the FluentSMTP top bar. If you haven't set up any connection yet, the setup wizard opens automatically. Otherwise, click the + Add Connection button.

Then select the SparkPost icon from the provider grid.

NOTE

If you want to change the connection provider, click the change button next to the provider logo at the top of the page.

This opens the connection form, where you provide:

• From Email and From Name
• Force Sender Name: uses this connection's From Name, whatever name the sending plugin set.
• API Key: obtained from your SparkPost account via the Get API Key link, described in the next section.

The rest of this guide walks through getting the API Key from SparkPost, then pasting it into this form.

Get SparkPost API Key

Learn how to get the API Key from SparkPost by following the steps with the screenshots below –

First, log into your SparkPost Account, click the Configuration section from the top navbar, select the API Keys tab, and press the Create API Key button to get your desired API key.

Give your API Key a Name according to your requirements and click the Create API Key button, and your API will be created.

Here, you will get your API key in the New API Key box. Now, press the Copy button and your API Key will be copied.

Then, go back to the desired Add Connection page under Settings from the Fluent SMTP Navbar and paste the API Key you copied from SparkPost inside the API Key box.

Once you input all the necessary information, finally, click the Save Connection Settings button and your SparkPost server will be connected to your FluentSMTP.

Details of SparkPost API Settings

• Store in Database: By default, this is enabled and strongly recommended. This will keep the information in the database in encrypted format. Tick Disable Encryption for API Key (Not Recommended) only if a security plugin rotates your SALT keys and the encrypted value keeps breaking.
• Store in wp-config.php: This allows you to store the access key inside the wp-config.php file by the following directive.

Copy the snippet below, replace the stars with your own credential, and paste it into your site's wp-config.php file.

define( 'FLUENTMAIL_SPARKPOST_API_KEY', '********************' );

That’s all about Configuring FluentSMTP with SparkPost to send emails from the WordPress website.