How do I connect my business to the WhatsApp Business API?

Three ways to connect a number

• Your number, through MetaSign in with Meta's official signup, choose the number and approve access. The account and the number are registered to your business.
• Alongside the appA number that already runs on the WhatsApp Business app can be connected without giving the app up, and its chat history synced.
• A new number from RealOfficeNo spare number? Buy one inside the connect wizard, and Meta verification runs automatically.

The agent answers first, a person steps in when it matters

One inbox for the whole team

Every conversation on the number lands in the same place, and everyone on the team sees the same history.

• Every chat in one placeYour team replies from the browser, sees the customer's full history, pins important chats and archives the closed ones.
• AI agents answering 24/7A WhatsApp chatbot for business that holds a real conversation: it answers, asks follow-ups, books meetings and updates the CRM. Smart agents
• Pause the AI in one clickA person is taking over? Pause the agent for that conversation, or block AI for a contact who should always reach a human.
• Routing and escalationThe AI supervisor decides which agent answers, and hands the chat to a person when an agent can't close it.
• Voice notes tooVoice messages are transcribed, and the agent replies to them like any text message.
• A connected CRMEvery contact is saved with tags, tasks and a timeline of conversations. CRM

Beyond one-to-one chats

• Approved templatesOutbound messages approved by Meta, with variables like a name or a time. WhatsApp templates
• CampaignsBroadcasts to tagged lists, with throttling and opt-out. WhatsApp campaigns
• Scheduled messagesReminders and follow-ups that go out at the time you set. Scheduled messages
• Several numbersA number per branch, department or brand, in the same office. Multiple WhatsApp numbers
• API and MCPSend messages and templates from your own systems over a REST API, or connect your office to Claude and ChatGPT. For developers

Get started in four steps

1. 1Connect a number

   Sign in with Meta and choose an existing number, or buy a new one in the connect wizard.

2. 2Build an agent

   Write its instructions, connect a calendar or CRM, and decide when a chat goes to a person.

3. 3Prepare templates

   Create templates for outbound messages and submit them to Meta from inside the platform.

4. 4Test and go live

   Run evaluations on sample conversations, then switch it on.

Questions about the WhatsApp Business API