Everything about the official WhatsApp API
Straight-to-the-point guides on coexistence, bulk messaging, templates, Meta limits, webhooks and automation, written by people who run numbers on the Cloud API every day.
Coexistence
WhatsApp Business Coexistence + API: The Complete Guide
WhatsApp coexistence: use the same number in the WhatsApp Business app and on Meta's official API. Requirements, 6-month history, limitations, and how to turn it on.
Blocks and quality
WhatsApp Business API Messaging Limits and Quality
WhatsApp Business API messaging limits from 250 to unlimited: how to move up, what green, yellow and red quality mean, and what changed in 2025-2026.
Integration
WhatsApp Business API with n8n and Make: Official Automation
Tutorial: automate the WhatsApp Business API in n8n and Make with a signed webhook and REST API, with no ban risk. Includes an AI and CRM flow.
Pricing
WhatsApp Business API Pricing: How Meta Charges (2026)
How much the WhatsApp Business API costs in Brazil in 2026: Meta's per-message pricing, what is free, the October change and what a provider charges per number.
Blocks and quality
WhatsApp Business Blocked: What to Do and How to Avoid It
WhatsApp Business number blocked or banned? See the causes Meta cites, how to request a review, what can be reversed and how to never lose your number again.
Integration
WhatsApp Cloud API: Integrate with Webhooks and REST API
Developer tutorial: integrate the WhatsApp Cloud API with a signed webhook (X-Hub-Signature-256), REST sending in Node.js and delivery status handling.
Integration
WhatsApp Embedded Signup: Connect to the API in Minutes
What WhatsApp Embedded Signup is, what Meta's window asks for, the Tech Provider's role, and real flow errors like 2388002 and the 15-minute limit.
Connect the number you already use to the official WhatsApp API.
No switching numbers, no losing the app and no per-message fee from us. You pay per number; you pay Meta directly.