Set up a connection to Klaviyo

Klaviyo documentation: API guide, Authentication

Start establishing a connection to Klaviyo in either of the following ways:

• From the Resources menu, select Connections. Then, click + Create connection at the top right.
      – or –
• While working in a new or existing integration, you can add an application to a flow by clicking a source or destination. In the resulting Application list, select Klaviyo. Then, click the plus sign (+) to the right of Connection to edit the settings.

• Name: Required: Name the connection.
• API key: Required: Enter the API key. Use the following steps to get an API key:
  1. Log in to your Klaviyo account.
  2. Click Account.
  3. Under Settings, click API Keys to get the API key.
• Borrow concurrency from (optional): Select another connection from the list....

• Concurrency level (optional): Up to 25 allowed....