WhatsApp Business API
The WhatsApp Business API lets your business message customers on WhatsApp at scale — with a verified profile, interactive messaging, one-time passcodes, and a developer-friendly API. 1MSG connects you to the official WhatsApp Business API fast, so you can start sending in minutes.
Connect your WhatsApp Business account in minutes
1MSG uses Meta's embedded signup to connect your WhatsApp Business account quickly, with no complex setup. Get your channel live, verify your business, and start messaging from a guided flow.
Rich, interactive messaging
Go beyond plain text. The WhatsApp Business API on 1MSG supports interactive buttons, images, video, documents, and location sharing — so every conversation is engaging and useful for your customers.
Templates and notifications
Create and manage approved WhatsApp templates for the messages your business sends most: order confirmations, delivery updates, appointment reminders, and account notifications. Import templates, preview them, and send them straight from your inbox.
OTP and authentication messages
Send one-time passcodes and verification messages with dedicated authentication templates. Let customers confirm their identity on WhatsApp — a faster, higher-trust channel than SMS for logins, sign-ups, and sensitive account actions.
Verified business profile and green tick
Build customer trust with a verified WhatsApp Business profile and the official green tick. 1MSG helps you set up your profile so customers know they're talking to the real you.
Built for developers
1MSG is developer-first. Use the API, interactive Playground, SDKs, and webhooks to integrate WhatsApp into your app, CRM, or backend — and test every call before you ship.
Why 1MSG for the WhatsApp Business API
1MSG is an official WhatsApp Business Solution Provider. With 3000+ numbers and 140Mn+ messages processed on the platform and a 99.8% SLA, your messaging runs on infrastructure built for scale.
Frequently asked questions
How fast can I connect the WhatsApp Business API?
With Meta's embedded signup through 1MSG, you can connect your WhatsApp Business account and go live in minutes, without complex configuration.
Can I send OTP and verification codes on WhatsApp?
Yes. 1MSG supports authentication-category templates for one-time passcodes and identity verification — a reliable alternative to SMS.
Does 1MSG have an API for developers?
Yes. 1MSG offers a full API, an interactive Playground, SDKs, and webhooks, so developers can integrate and test WhatsApp messaging end to end.
Ready to get started? Connect the WhatsApp Business API with 1MSG today.