messaging

WhatsApp integration

Provision numbers, send template messages, run a full inbox.

Overview

Buy a WhatsApp Business number through one API call — we handle the regulatory paperwork. Send template and session messages, receive inbound messages via webhook, and reply through the inbox SDK.

Quick start

blazto.tsTypeScript

import { Blazto } from "@blazto/node";
const blazto = new Blazto(process.env.BLAZTO_API_KEY);

// Provision a number — KYC handled for you
const number = await blazto.whatsapp.phoneNumbers.purchase({
  countryCode: "US",
});

// Send a template message
await blazto.whatsapp.messages.send({
  to: "+14155550142",
  template: "order_shipped",
  variables: { eta: "14:20" },
});

What you can do

✓Provision numbers in 54 countries
✓Send approved template messages
✓Two-way conversation through webhooks
✓Media, buttons, and list messages

Key endpoints

POST/whatsapp/phone-numbers/purchase

Buy a WhatsApp Business number.

POST/whatsapp/messages

Send a template or session message.

POST/webhooks/whatsapp

Receive inbound messages.

Built for

Order updates

Send shipping notifications customers actually read.

AI support agents

Give your agent a real phone number to reply from.

Related integrations

Telegram →Discord →

Ship the WhatsApp integration today

One API key, one SDK, every platform you need.

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