Cost per message = Cost of sending 1 message to a WhatsApp phone number.
Message rate varies by country of the phone number, just like SMS.
Why are message costs higher than email/SMS?
WhatsApp charges us for every automated message sent using their API.
WhatsApp's pricing for sending automated messages is higher than email/SMS.
Despite the cost, WhatsApp gives much better ROI than other channels.
Our merchants see very high conversion rates from sending automated WhatsApp messages.