What is the WhatsApp Business API?
The WhatsApp Business API explained: what it is, how it differs from the Business app, what you need to start, what it costs and how to get live.
Read the guideGuides
WhatsApp Business API guides
Straight answers to the questions businesses ask before they start on WhatsApp: what the API is, what it costs, how to get verified and how to stay compliant.
WhatsApp Business API pricing, explained
How WhatsApp Business API pricing works in 2026: per-message charges by category and country, what is free, and how platform fees differ from Meta fees.
Read the guideHow to get the WhatsApp verified badge
How businesses get the WhatsApp verified badge, the blue tick that replaced the green tick: eligibility, how to apply, why requests fail and how to reapply.
Read the guideWhatsApp opt-in rules for businesses
How to collect WhatsApp opt-in the right way: what the WhatsApp policy and India's DPDP Act require, compliant opt-in methods, opt-outs and keeping proof.
Read the guideStart on the official WhatsApp API today
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