Klaviyo

Klaviyo is an autonomous B2C CRM and AI marketing platform that unifies customer data and automates omnichannel marketing and service. It brings marketing, analytics, and customer support together with real-time customer profiles and AI agents that help plan and run personalized experiences.

The platform includes Composer, an AI marketing agent that turns customer data into revenue-oriented campaigns. You approve the plan, and every result is measured. It also includes Customer Agent, an AI customer service agent pre-trained on your brand and customizable with skills for faster, consistent support.

Klaviyo supports core channels including email, SMS/text, RCS for Business, WhatsApp, and mobile push. With unified profile management and real-time signals, you can personalize what to say, where to send, and when to reach customers—across channels—in response to their actions.

A key component is the Klaviyo Data Platform, which unifies behavioral, transactional, and engagement data in real time so teams can use it immediately across touchpoints. Klaviyo also offers advanced personalization controls and analytics, plus 400+ apps and integrations to connect your tech stack via APIs and connectors.

Pricing details are available for free and paid plans: Klaviyo offers a free plan with core features, with paid plans scaling based on contacts and channel usage. Enterprise pricing is also available for large organizations with advanced needs.

What is Klaviyo used for?

Klaviyo helps teams unify customer data and run automated, personalized omnichannel campaigns and customer service across email, SMS, RCS, WhatsApp, and mobile push.

What are Composer and Customer Agent?

Composer is an AI marketing agent that plans and launches personalized campaigns using your customer data, with you approving each step. Customer Agent supports customers by resolving many questions autonomously and can be customized with skills.

Which customer channels does Klaviyo support?

Klaviyo supports email, SMS/text, RCS for Business, WhatsApp, and mobile push, all tied to unified customer profiles for consistent omnichannel messaging.

Does Klaviyo offer a free plan?

Yes. Klaviyo offers a free plan with core features. Paid plans scale based on the number of contacts and channel usage, and enterprise pricing is available for advanced needs.

How does Klaviyo connect to other tools and data sources?

Klaviyo provides 400+ pre-built integrations with apps across common categories, along with APIs and developer tools (including connectors) to sync data and support automated workflows.

Is Klaviyo designed for real-time personalization?

Yes. Klaviyo combines a real-time customer data foundation with AI-driven personalization decisions powered by your customer profiles, so messages can respond to customer actions across channels.