Prix WhatsApp Business API 2026: Tarifs & Frais Meta Expliqués

By Team Susan · 27 juillet 2026 · 8 min de lecture
WhatsApp Business API Pricing Guide
WhatsApp Business API Pricing Guide

If your business is upgrading from the free WhatsApp Business app to the official WhatsApp Business API, understanding Meta's pricing structure can feel overwhelming. Unlike traditional SMS that charges per message, WhatsApp API uses a conversation-based pricing model.

Here is a complete breakdown of Meta's 2026 conversation rates, template categories, and how to choose a provider that keeps your monthly costs low.

How Does Meta Conversation-Based Pricing Work in 2026?

Meta measures WhatsApp API pricing in 24-hour conversation sessions. A conversation session begins the moment the first message is delivered, and all messages exchanged within that 24-hour window are covered under a single conversation fee.

Meta categorizes conversations into 4 distinct types:

CategoryTriggered ByPurposeRelative Cost
Service ConversationsCustomer initiatesUser-initiated support, FAQs, bookingsLowest Cost (1,000 Free/mo)
Utility ConversationsBusiness initiatesTransactional updates, appointment reminders, invoicesLow Cost
AuthenticationBusiness initiatesOne-time passcodes (OTP) and security codesMedium Cost
Marketing ConversationsBusiness initiatesPromotional offers, broadcasts, re-engagementHigher Cost

How Does Susan Keep Your WhatsApp API Costs Ultra-Low?

Most enterprise WhatsApp API providers charge heavy monthly software retainers (£200–£500/month) plus markup surcharges on every message.

Susan (Hire Susan) revolutionizes this model: Susan charges a simple flat $1 per active hour of work, with zero message markups. Customer-initiated service chats (FAQs, bookings, lead intake) fall under Meta's 1,000 free monthly service conversations, making Susan the most economical WhatsApp AI platform for small businesses.

Frequently Asked Questions (FAQ)

Are incoming customer messages free on WhatsApp API?

Yes. When a customer messages your business first, it opens a 24-hour Service Conversation window. The first 1,000 service conversations every month are 100% free from Meta.

Do I need a credit card connected to Meta for WhatsApp API?

Yes. Meta requires a payment method in Meta Business Manager to cover conversation fees if you exceed 1,000 monthly conversations.

Can I keep my existing business phone number when moving to API?

Yes! You can register your existing landline or mobile business number on the WhatsApp API.

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