Articles on: Email & Messenger Integrations

Connect Personizely with Klaviyo

Follow the steps below to integrate your list building widget with Klaviyo.

From your Personizely Dashboard, go to the “Settings” tab:


On the next screen, select the "Integrations" tab:


On integrations page, find Klaviyo and click on the "Connect" button:

Connect Klaviyo

You will then be prompted to enter your API Key associated with Klaviyo:

Klaviyo API Key

To obtain your Private API Key login to your Klaviyo account.

After logging into your Klaviyo account click on the dropdown arrow on the upper right corner of your account screen and select "Account":

Klaviyo -> Account

In the upper menu, click "Settings" and "API Keys":

Klaviyo -> Settings -> API Key

Click "Create API Key":

Create API Key

Copy the API Key:

Copy the API key

Once you've obtained your Klaviyo API Key, enter it into the prompt in Personizely and then press the "Connect" button:

Introduce API Key

Note: Now you need to choose which list you'd like new subscribers to join.

In the "Widgets" tab, choose the widget you want to connect to your Klaviyo list and click on the blue pencil to edit it:

Edit Widget

If there is already a subscribe form present, click on the pencil to edit:

Edit Subscription Form

Add an automated action:


Select the list where you would like the information/emails to be pushed to Klaviyo and then press the "Add" button:

Select List

Congratulations, you've now set up your Klaviyo sync!

Identifying visitors

In order for Personizely to identify your Klaviyo subscribers and sync the custom fields assigned to their profile, a connection needs to be established between them and Personizely.

To recognize someone clicking from your email as a subscriber, you will need to use "The kl_pid Parameter" for each campaign you'd like Personizely to recognize subscribers from.

Log into your Klaviyo account. Click on "Campaigns" section in the left sidebar:

Klaviyo -> Campaigns

Click on the campaign you'd like to add the tracking and add custom values how in the screenshot.

UTM Tracking

Note: This process will need to be repeated for each campaign that you'd like Personizely to recognize subscribers from.

Updated on: 02/02/2022

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