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Find step-by-step guides, messaging resources and developer documentation to help you get the most out of Kero.

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Featured guides

Getting started

Register your account, set up your first messaging channel and send a test message.

Messaging resources

Check RCS availability and SMS Sender ID requirements by country.

Developer pages

Integrate SMS, RCS and WhatsApp messaging into your applications using the Kero API.

Explore Kero’s features

Discover Kero’s messaging channels and the tools to help you manage your customer communications.

SMS

Set up your SMS Agent, send messages and understand message length and delivery.

RCS for Business

Create, test and launch your verified RCS Agent for rich, branded messaging.

WhatsApp Business

Connect your WhatsApp Business Account, manage your Agent and get started with messaging.

Contacts & Segments

Organise your contacts, create segments and reach the right people with your messaging campaigns.

Suggested articles

Popular starting points to help you get up and running.

quick-start

Quick start to Kero

A fast path from signup to sending messages: register, verify your email, connect your first channel and send a test.
test-message

Send a test message

Test your setup with a Direct Message or a Campaign before you go live.
sender-id-registration

Register an SMS Sender ID

Learn when a Sender ID needs registering and how Kero helps you through the process.
sender-id-requirements

SMS Sender ID requirements by country

Check which countries require Sender ID registration before you start sending.