Latenode

How to Send Messages Through WhatsApp API: Complete Guide

WhatsApp messages have a 98% open rate, making them one of the most effective ways to engage customers. But how do you scale this communication for your business? The WhatsApp Business API is the answer.

It enables companies to send automated messages, notifications, and even run chatbots - all while maintaining a personal touch. This guide covers everything you need to know to get started, including:

Updated May 12, 2026Est. run: 4sEst. cost: $0.0003
How Latenode estimates time and cost

Latenode bills workflow runs in credits: 1 credit = 30 seconds of processing. Minimum charge per run depends on your plan. Plug-and-Play (PnP) AI nodes are billed separately—each PnP token is $1 USD, charged pay-as-you-go at vendor cost plus a small processing fee, with no API keys required.

Full pricing — how credits work →

Workflow preview

What this template does

  • Learn how to effectively use the WhatsApp Business API for automated messaging, customer engagement, and streamlined communication workflows.
  • Connects WhatsApp Business Cloud in one automated workflow.
  • Reduces repetitive work with reusable low-code automation.
  • Gives teams a production-ready scenario they can adapt in minutes.

How it works

1
Trigger

Capture data from WhatsApp Business Cloud

The workflow starts when WhatsApp Business Cloud sends a new event or updated record into Latenode.

Setup guide

1

Connect WhatsApp Business Cloud

Authorize WhatsApp Business Cloud in Latenode and confirm the workflow has access to the source or destination resource it needs.

2

Map your fields and prompts

Review the input data, destination fields, and any AI instructions before enabling the scenario.

3

Test and deploy

Run the scenario with sample data, validate the output, and then switch the template on for production use.

Requirements

An active WhatsApp Business Cloud account connected to Latenode
Permission to access the source records or destination resource used by the workflow
A sample run or test record to validate the automation before launch

FAQ

Common questions about this template

It turns the workflow described in the source article into a reusable Latenode template that connects WhatsApp Business Cloud with prebuilt automation logic.