WhatsApp Business & API
What the API is, the 24-hour rule, template messages, verification and the green badge.
Articles on this topic
How to Open a Business WhatsApp Account: App or API?
WhatsApp has two business routes: the Business app and the API. Which one suits you, how do you open an API account and what does verification change?
Beginner's guide WhatsApp Business & APIWhatsApp Template Message Examples: 3 Categories
Approval-ready WhatsApp template message examples for the marketing, utility and authentication categories, with notes on variables and buttons.
Beginner's guide WhatsApp Business & APIHow to Get the WhatsApp Blue Tick: Requirements and Cost
There are two ways to the blue tick on WhatsApp: a Meta Verified (Meta One) subscription or an official business account on the API. Requirements, cost and application steps.
Comparison WhatsApp Business & APIIs WhatsApp Business Free? App and API Fees
The app is free; on the API, Meta charges per message. We explain extras like Meta Verified and the October 1, 2026 change in plain language.
Step-by-step WhatsApp Business & APIMeta Business Verification: How to Do It, Step by Step
How do you complete Meta business verification in Security Center, which documents are requested, and why do applications get rejected? All in one article.
Beginner's guide WhatsApp Business & APIWhatsApp Business API Pricing: What Meta Charges For
Meta charges per message, but not for every message. We explain the categories, the free cases, the October 2026 changes and how they differ from the package fee.
Beginner's guide WhatsApp Business & APIWhatsApp 24-Hour Rule: When Can You Message Customers?
What is the WhatsApp 24-hour rule, when does the window open and close, and how do you write to a customer afterward? A plain explanation with real business scenarios.
Step-by-step WhatsApp Business & APIHow to Get the WhatsApp Green Tick (Official Badge)
The green tick isn't required, but it builds trust. We explain who can get one and how the application process works.
Beginner's guide WhatsApp Business & APIWhat Is the WhatsApp Business API? Who Needs It
WhatsApp Business on your phone and the API are not the same thing. We explain the difference and when you actually need the API.
Problem & fix WhatsApp Business & APIWhy WhatsApp Templates Get Rejected: 12 Reasons, Fixes
If your template was rejected, it was probably for one of these 12 reasons. We explain each with an example and a fix.