> ## Documentation Index
> Fetch the complete documentation index at: https://docs.stackone.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Klaviyo Changelog

> Release history for the Klaviyo connector. Each version lists what changed and which actions were affected.

<Card title="Klaviyo connector" icon="arrow-left" href="/connectors/klaviyo" horizontal>
  Back to the connector overview, authentication methods, and actions.
</Card>

<Update label="v1.3.0" description="14 Sept 2026">
  `new-feature` `data-sync`

  Added DataSync support to 19 list actions, with incremental sync where Klaviyo exposes an updated-since filter.

  <AccordionGroup>
    <Accordion title="Changed · 19 actions updated">
      `klaviyo_get_accounts`, `klaviyo_list_catalog_categories`, `klaviyo_list_catalog_items`, `klaviyo_list_catalog_variants`, `klaviyo_list_coupons`, `klaviyo_list_custom_metrics`, `klaviyo_list_events`, `klaviyo_list_flows`, `klaviyo_list_forms`, `klaviyo_list_images`, `klaviyo_list_lists`, `klaviyo_list_metrics`, `klaviyo_list_profiles`, `klaviyo_list_segments`, `klaviyo_list_tag_groups`, `klaviyo_list_tags`, `klaviyo_list_templates`, `klaviyo_list_universal_content`, `klaviyo_unified_list_organizations`
    </Accordion>
  </AccordionGroup>
</Update>

<Update label="v1.2.0" description="20 Jul 2026">
  `new-actions`

  Added unified IAM actions for users, roles, organizations, and credentials.
</Update>