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Kartra

Estimated reading: 2 minutes Updated August 1, 2026

Kartra is an all-in-one marketing platform combining email, landing pages, membership sites, checkout, and automation. Advanced Form Integration sends form submissions to Kartra as new leads, with list assignment and tag application.

What you’ll need

  • An active Kartra account.
  • Your Kartra API Key and API Password (My Account → API).
  • The Advanced Form Integration plugin installed and activated.

Connect Kartra to AFI

  1. In WordPress, go to AFI → Settings → Kartra.
  2. Enter the API Key and API Password.
  3. Click Save Changes.

Create the integration

  1. Go to AFI → Add New.
  2. Configure the trigger.
  3. In Action → Platform, select Kartra.
  4. In Task, choose Create Lead.
  5. Map the form fields:
  • Email (required), First Name, Last Name.
  • Phone, Address, City, State, Country, Zip.
  • IP Address.
  • Lists to subscribe the lead to (by ID).
  • Tags to apply.
  1. Optional: configure Conditional Logic.
  2. Click Save Integration.

Screenshot: AFI field-mapping screen with Kartra lead fields visible

Conditional logic example

Subscribe to your “Free trial users” list only when the form’s signup_type field equals “trial”. Demo-request submissions go to the “Sales” list via a separate integration.

Troubleshooting

List not assigned

Kartra’s API uses list IDs, not names. Find the ID in Kartra under My Lists. The ID is in the URL when editing a list.

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