The invention discloses a cloud access control realization method based on an AI intelligent sound box application. The method comprises the following steps: S1, installing a used cloud platform server, a cloud access control intelligent terminal arranged outdoors, a mobile intelligent terminal App and a cloud indoor intelligent sound box terminal arranged indoors, wherein the face recognition specifically comprises the following steps: acquiring registered user information, and acquiring computer representation of facial features of a user; generating a facial feature computer representationaccording to the real-time facial photo uploaded by the audited person, comparing the facial feature computer representation with a user facial feature database of the platform, and matching registration information of the audited person; S2, detecting equipment; S3, performing debugging; S4, performing using. According to the invention, audio and video calls with a cloud indoor intelligent soundbox and a mobile intelligent terminal App are supported, and the door can be opened in real time according to face recognition.