In Q4, Klaviyo released several updates designed to help teams send fewer, more relevant messages, reach customers at the right moment, and get clearer signals on what’s working. I wanted to dedicate a post to calling these specific updates out so you don’t miss them.
Here’s how the newest tools help.
Reach customers at the right time with
Personalized Send Time (Email, SMS, Push, WhatsApp) uses reinforcement learning to deliver messages when each individual is most likely to engage, so no more one-size-fits-all scheduling. This should help with higher opens and clicks without increasing send volume.
Be more precise across channels
New Omnichannel Campaign Audience Filters and Exit Conditions make it easier to avoid over-messaging—automatically stopping messages once a customer converts. A Unified Omnichannel Performance Page shows how channels work together, not in silos. Result: more relevant messages and less fatigue.
Turn conversations into measurable engagement
For those using Customer Agent, new upgrades have been added so that conversations drive action with clearer proof to value.
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Performance reporting tied to real outcomes (AOV, add to cart, clicks)
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Events you can use to trigger segments and flows
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Better targeting and tone controls
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Built-in answers to high-intent questions like discounts
Capture engagement you couldn’t see before
Updates to Customer Hub and identification help surface early and anonymous engagement, including:
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Personalization before login
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Automatic identification of more visitors
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Clearer insight into what content shoppers interact with
This helps better attribution and more confident personalization.
See more recent updates 👇

