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Channel affinity adds WhatsApp: now you know which mobile channel each customer prefers

calendar_today June 3, 2026 person Lexie Lyons domain klaviyo

Starting today, channel affinity in Klaviyo predicts WhatsApp as a preferred channel, joining email, SMS, and push. Powered by Klaviyo AI (K:AI), channel affinity gives you a data-driven signal for where every customer is most likely to engage across every channel you run. This expansion lets marketers lead with the right mobile channel for each customer and follow up smarter across email, SMS, WhatsApp, and push.

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