Privacy policy: https://www.klaviyo.com/legal
| Cookie | Category | Purpose |
|---|---|---|
__kla_id | Marketing | When Klaviyo’s JavaScript is enabled, the __kla_id cookie can track and identify site visitors through an auto-generated ID. This cookie can temporarily hold personally identifiable information. Once a visitor is identified, the cookie can pass their data into Klaviyo. |
__kla_session | Marketing | The __kla_id cookie, which is related to __kla_session, tracks visitors for email campaign attribution and audience syncing. |
stape_klaviyo_email | Marketing | Stores a user's email address, often mapped from a query parameter or form submission, for identification and marketing purposes. |
stape_klaviyo_kx | Marketing | The `stape_klaviyo_kx` cookie stores a Klaviyo identifier (`_kx`) for user tracking and personalization across marketing platforms. |
Running Klaviyo on your site? A free Conzent scan shows which of these cookies are set before consent, and the banner blocks them until the visitor agrees.
Last updated 2026-09-27.