Zaptick developers

The marketing infrastructure API

One typed client for WhatsApp, email, SMS, RCS and voice. Send messages, build flows, capture submissions, and listen to events — all over a single, well-tested surface.

#Install the SDK

Shell

npm install zaptick
# or
pnpm add zaptick
# or
bun add zaptick

TypeScript

import Zaptick from 'zaptick';

const zaptick = new Zaptick(process.env.ZAPTICK_API_KEY!);

const { messageId } = await zaptick.messages.send({
  phone: '+919876543210',
  templateName: 'welcome_message',
  language: 'en',
  variables: { '1': 'Rahul' },
});

#Channels

Every channel below shares the same contacts, workflows, and webhook stream. Start with WhatsApp today — add the rest as they land.

Templates, text, media, flows, interactive messages.

Outbound + inbound AI voice agents.

Transactional + marketing email.

Global SMS with number pooling + fallback.

Rich carrier-grade messaging.

#Popular reads

5-minute quickstart

From npm install to your first delivered WhatsApp message.

Authenticate requests

Test vs live keys, rotation, and how keys are hashed at rest.

Templates, text, media, interactive lists, and flow CTAs.

Receive webhooks

Verify signatures, replay deliveries, and handle retries.

#Base URL

All endpoints below are relative to:

HTTP

https://zaptick.io/api

Requests must be made over HTTPS. Plain-HTTP requests are rejected with 400 invalid_protocol.

#What's live, what's coming

See the full SDK coverage matrix for a method-by-method breakdown, or check any channel page above for its current shipping status.