WhatsApp guides for small businesses
Answers to the questions owners ask, checked against Meta's own docs and dated.
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Can I keep the WhatsApp Business app on my phone and use the API too?
Coexistence for owners: what stays on the phone, what changes, your chat history, and how to connect.
Updated GuideHow can several people answer one WhatsApp Business number?
4 ways to put a team on 1 WhatsApp Business number, compared, and how to set it up in Cosend.
Updated ComparisonWhatsApp Business app vs API vs coexistence: which do you need in 2026?
The app, the Cloud API, or both on one number: a side-by-side table and a pick for each kind of business.
UpdatedBy business type
"Is it in stock?" answered while you serve the customer in front of you.
Bookings, reminders and "can I move my appointment?", without a receptionist on the phone.
Orders and "are you open?" answered at 9pm, from the kitchen or from home.
Several numbers in one workspace, and you can see who's answering what.
Meta's API, one hostname away, plus n8n and an MCP server, on a number your client keeps.
What Meta changed
All guides
How do I set up a WhatsApp AI receptionist in Cosend with Claude's help?
Build the AI receptionist in Cosend from your website, then let Claude help with templates, testing and switching it on.
How do I answer WhatsApp Business from a computer without losing the app on my phone?
WhatsApp Web or a team inbox: how to answer from a computer and keep the app on your phone.
How do I check a WhatsApp template before Meta reviews it?
Check a template against Meta's rules in Claude, free and with no sign-in, before Meta reviews it.
How do I connect my WhatsApp number to Cosend from Claude?
Claude makes you a set-up link, you connect the number in Meta's window, and Claude checks it worked.
Can I keep the WhatsApp Business app on my phone and use the API too?
Coexistence for owners: what stays on the phone, what changes, your chat history, and how to connect.
How can several people answer one WhatsApp Business number?
4 ways to put a team on 1 WhatsApp Business number, compared, and how to set it up in Cosend.
What does the WhatsApp Business API cost after Meta's 1 October 2026 change?
What changed on October 1, 2026, Meta's rates in 4 countries, and what a small business pays Meta a month.