Popular B2C CRM website, klaviyo.com, ecommerce marketing, customer data, email, SMS, AI agents, analytics, service, integrations, and WHOIS domain data

Klaviyo

Klaviyo is a popular B2C CRM and marketing website for ecommerce and consumer brands that need customer data, email, SMS, automation, AI agents, analytics, service tools, reviews, and integrations.

Official site

klaviyo.com is the main public website for Klaviyo.

Origin

Klaviyo says co-founders Andrew Bialecki and Ed Hallen started the company in 2012 as a customer database.

Product focus

Klaviyo combines a data platform, email, SMS, mobile app marketing, WhatsApp, social marketing, reviews, analytics, customer service, AI agents, and integrations for B2C brands.

Klaviyo logo.View logo on Wikimedia Commons

What Klaviyo is

Klaviyo is a B2C CRM and marketing website at klaviyo.com for using customer data across email, SMS, mobile app messaging, WhatsApp, social marketing, analytics, service, and AI-assisted customer journeys. Its homepage describes Klaviyo as an autonomous B2C CRM for AI marketing and service that helps brands grow customer relationships.

Customer data at the center

Klaviyo's product identity starts with customer data. The official about page says Klaviyo was founded to solve the problem of consumer brands having large amounts of data but not being able to use it for personalized experiences and revenue growth. The current platform includes Klaviyo Data Platform, profiles, segments, analytics, and integrations that pull data from ecommerce and other business systems.

Email, SMS, and owned channels

Klaviyo is widely associated with ecommerce email and SMS marketing, but its current website describes a broader owned-channel platform. It lists email marketing, SMS marketing, RCS for Business, mobile app marketing, WhatsApp marketing, social marketing, reviews, web forms, and email templates. These channels are designed to react to behavior, transactions, and engagement in real time.

AI agents and automation

The homepage highlights AI features such as Composer, Marketing Agent, Customer Agent, Customer Hub, Helpdesk, and Klaviyo AI. These tools can help draft campaigns, build flows, answer customer questions, recommend products, and optimize timing. They can speed up work, but they still need accurate data, brand review, consent checks, and human judgment.

From database to B2C CRM

Klaviyo's about page describes its evolution from a customer database in 2012 to email marketing in 2013, attribution and optimization in 2018, SMS marketing in 2021, Reviews and CDP in 2023, and B2C CRM in 2025. The story is a useful example of how email marketing platforms have moved toward full customer-data, service, analytics, and AI systems.

Who uses Klaviyo

Klaviyo is aimed at ecommerce stores, retail brands, restaurants, wellness companies, enterprise B2C teams, developers, agencies, and digital-first consumer businesses. The official site names retail and ecommerce, restaurant marketing, wellness, enterprise, partners, and developers as audience groups, and its homepage says the platform powers relationship-driven brands across many countries.

Pricing and free plan shape

Klaviyo's pricing page presents a free plan with email sends, mobile message credits, Customer Hub, built-in reporting, and limits on active profiles and monthly sends. Paid needs can vary by profile count, email volume, mobile credits, support, data features, service tools, analytics, enterprise requirements, integrations, and current regional terms.

Why it matters

Klaviyo matters because it sits at the intersection of ecommerce, customer data, marketing automation, and AI-assisted service. It shows how brands increasingly want one system that can understand customer behavior, personalize messages, support shoppers, attribute revenue, and connect with the wider commerce technology stack.

Limits and cautions

Klaviyo does not remove the need for consent, privacy review, sender reputation, SMS compliance, accurate event tracking, clean product data, fair segmentation, useful offers, and careful governance of AI-generated messages. Because it connects many systems, configuration mistakes can affect campaigns, service interactions, analytics, and customer trust at the same time.

WHOIS domain data

Data pulled: May 20, 2026View current WHOIS record

Domain: klaviyo.com
IP address: 18.165.83.92
Registrar: NameCheap, Inc.
WHOIS server: whois.namecheap.com
Referral URL: http://www.namecheap.com
Created: March 29, 2012
Updated: January 30, 2023
Expires: March 29, 2032
Nameservers: ns-963.awsdns-56.net (205.251.195.195); ns-1555.awsdns-02.co.uk (205.251.198.19); ns-1372.awsdns-43.org (205.251.197.92); ns-224.awsdns-28.com (205.251.192.224)
Domain status: clientTransferProhibited
DNSSEC: unsigned
Contact privacy: Registrant, admin, and technical contact details are redacted by Withheld for Privacy ehf.

Key concepts

B2C CRMcustomer relationship software designed for consumer-facing brands and direct customer behavior.
Customer data platforma system that unifies customer profiles, events, segments, and behavioral data.
Owned channelschannels such as email, SMS, mobile push, WhatsApp, and web forms that a brand can operate directly.
Revenue attributionlinking campaigns, flows, and customer events to purchases or other business outcomes.

Website features

Marketing tools include email, SMS, WhatsApp, RCS, mobile app messaging, forms, social marketing, reviews, templates, and segmentation.
Data tools include customer profiles, Klaviyo Data Platform, event tracking, analytics, benchmarks, integrations, and APIs.
AI tools include Composer, Marketing Agent, Customer Agent, subject-line generation, and campaign optimization support.
Service tools include Customer Hub, Helpdesk, support workflows, order tracking, account management, and customer self-service.

Common misconceptions

Klaviyo is not only an email sender; its current site presents a wider B2C CRM with marketing, analytics, service, data, and AI tools.
More customer data does not automatically mean better personalization if the data is inaccurate, stale, or used without clear consent.
AI-generated campaigns still need human review for tone, accuracy, compliance, and brand fit.
A free plan can be useful for testing, but limits on profiles, sends, support, and features matter as a brand grows.

Open questions

How will AI agents change the role of ecommerce marketers and support teams?
Can B2C CRM platforms keep customer data usable without making privacy management harder?
How should brands balance personalization with customer comfort across email, SMS, WhatsApp, and push channels?
Which metrics best show long-term customer relationships rather than short-term campaign revenue?