All posts
Guide1 May 2026·10 min read

Setting up WhatsApp Business API for the first time: a no-jargon walkthrough

The Meta setup can feel intimidating. Here's exactly what you need, in what order, with no unnecessary technical detail.

NT

Nudge Team

Nudge

The WhatsApp Business API is different from the WhatsApp Business app — and the setup trips up a lot of owners. Here’s the short version.

What you need before you start

A dedicated phone number that is not currently on any WhatsApp account, a Meta Business Manager account, and your business details for verification. The number you use here should not be your personal WhatsApp.

The steps, in order

Create a Meta Business Manager → add a WhatsApp Business Account → register your dedicated number → complete business verification → grab your WhatsApp Business Account ID. Nudge walks you through each of these inside onboarding.

About message templates

For business-initiated messages (like follow-ups), Meta requires pre-approved templates. Plan a day or two for approval. Replies within a 24-hour customer window don’t need templates.

The shortcut

If approvals haven’t landed yet, you can still run the full loop on a shared number with a UPI link fallback — so you’re not blocked while Meta reviews your account.

Put your WhatsApp on autopilot.

Nudge is opening to a small group of founding businesses. Request priority access.

Request early access →