Klaviyo

The headline 'What's new in Klaviyo from May 2026' is a filing label that communicates nothing about impact, and the lead ('Hey Community! May was a busy month') buries the value proposition under a feature list before any benefit surfaces. Each section does pair features with a 'Why does this matter?' explanation and concrete scenarios (post-browse SMS, WhatsApp routing, the Activity Log investigation story), but social proof is limited to a single Corkcicle quote mid-article and every CTA collapses into the same generic 'Explore X →' pattern.

New Post Log in Klaviyo Social Marketing is here: what it is, what's free, and where to start 2 days ago Home Meet the Champions Connect with Klaviyo Product updates and announcements What's new in Klaviyo from May 2026 +12 GabbyEsposito Community Manager Learn more about what’s shipped in May 2026 in Klaviyo, including Product Feeds for SMS/RCS, WhatsApp Channel Affinity, Activity Log, and Customer Agent Updates. Hey Community! May was a busy month in Klaviyo. Product feeds came to SMS and RCS. Channel affinity expanded to WhatsApp. Activity Log went fully live. And Customer Agent shipped four updates that substantially change what it can do. Rather than leaving you to piece it together from product announcements, here's everything that shipped, why it matters, and the one thing worth doing with each one right now. Product feeds are now in SMS and RCS: same personalization as email, finally What changed? You already use product feeds in email. A subscriber who browsed sneakers sees sn

The changelog opens with policy boilerplate about revision support windows before any feature content, and headlines like 'Revision 2026-04-15 (GA)' function as filing labels rather than value statements. Endpoints such as Get Geofences, Create Conversation Message, and the Custom Objects Ingestion API are described purely through technical specs (rate limits, payload caps, pagination defaults) with no articulation of the problem solved or outcome enabled, and access-request CTAs like 'submit this form' offer no incentive framing.

Welcome to Klaviyo's API changelog. We frequently release exciting features to our APIs under new revisions to best support our developer community. Note that while we encourage you to update your API usage regularly, no immediate action is required with each release. Each revision is supported for 2 years after its release. Revisions with breaking changes have entries marked with Breaking changes . We recommend connecting your apps to our latest revision every 12-18 months. Review our updated API versioning and deprecation policy for more information. 📘 Try adding custom actions to flows Run custom Python and Node.js scripts in flows with custom actions . Revision 2026-04-15 (GA) New endpoints Geofencing API Get all geofences in an account with Get Geofences (paginated; max 100 results per page ; default 20 ). This endpoint is designed for mobile SDK consumption and does not require authentication . Filter results using the X-Klaviyo-API-Filters header (instead of query parameters) t