An intelligent message processing system includes: a customer terminal configured to receive an intelligent callback service; a service provider terminal configured to send a callback message to the customer terminal; and a chatbot service providing server configured to provide an interactive callback service after the customer terminal checks the callback message, the service provider terminal comprising an intelligent agent configured to generate and send a callback message, which reflects at least one piece of information between message information received from the customer terminal and customer history information stored and managed in a customer database, or a preset callback message to the customer terminal.