Parking payment method and device, server and medium

The invention discloses a parking payment method and device, a server and a medium, and the method comprises the steps: receiving the entering information of a target vehicle, generating a pre-payment bill of the target vehicle according to a preset pre-payment rule and the vehicle information of the target vehicle, and pushing the pre-payment bill to a user; querying a payment result, querying whether the target vehicle has an unpaid bill, and if yes, waiting for the user to complete payment; if not, an entrance barrier gate is controlled to be opened for release; matching departure information of the target vehicle, generating a difference compensation bill of the target vehicle according to a preset charging rule, the parking duration of the target vehicle and the pre-payment bill, and pushing the difference compensation bill to the user; inquiring a payment result, inquiring whether the target vehicle has an unpaid bill or not, and if yes, pushing the bill to the user and waiting for the user to complete