response message; greeting message
In computing, a message sent in reply, such as an automated greeting or acknowledgment. Often used for email auto-replies, chat bot responses, or system notifications.
When I sent the email, a response message came back immediately.
In this system, a response message is displayed when an error occurs.
built-in greeting; default response message
Compound of 応答 (response) and メッセージ (message), likely a modern technical term formed from existing Sino-Japanese and English loanword elements.