Blog da API Oficial do WhatsApp
Guias técnicos sobre a Cloud API da Meta: integração, webhooks, templates, custos e boas práticas para quem desenvolve.
-
Recovering Pix, boleto and abandoned cart sales on WhatsApp
How to recover unpaid Pix, open boletos and abandoned carts on WhatsApp with the official API: triggers, timing, the right template category and opt-in.
-
WhatsApp for clinics: appointment reminders and fewer no-shows
How clinics use the official WhatsApp Business API to remind patients, confirm appointments, free up slots and handle health data with care.
-
How to free up a number that’s already on WhatsApp to use it on the API
To use a number that’s already on WhatsApp with the API, you either delete the app account or connect it through coexistence. Steps, what you lose and how to choose.
-
Landline or toll-free number on the WhatsApp Business API: can you use it?
Landlines and toll-free numbers work with the official WhatsApp Business API as long as they can take the verification call. Requirements, IVR, extensions and steps.
-
Coexistence with a CRM (HubSpot, RD Station): do messages sent from the phone count toward the limit?
With coexistence, what you send from the WhatsApp Business app is free and does not count toward API limits. See what counts, how the window works and what HubSpot says.
-
WhatsApp coexistence: what syncs and what doesn’t
With coexistence, contacts, up to 6 months of chat history and messages sent from the app reach the API. Groups, calls and broadcast lists stay out.
-
Per-user marketing limits: why your WhatsApp message was not delivered
Error 131049 means Meta held back a marketing template because of the per-user limit. Learn what counts, when to resend and how to reduce these failures.
-
WhatsApp Business API phone number quality rating: green, yellow and red
What the green, yellow and red quality ratings mean for your WhatsApp Business API number, how they affect limits and templates, and how to recover.
-
WhatsApp OTP: sending verification codes with authentication templates
A guide to WhatsApp Business API authentication templates for OTP: button types, creation, sending, expiration, security and what each code costs.
-
WhatsApp template rejected: common reasons and how to fix them
The reasons Meta uses to reject WhatsApp Business API templates, how to read the reason in the webhook, fix the text and appeal within 24 hours.