CPCCost per Click - The price paid by an advertiser for a single click on its ad that brings the end users to their intended destination.
CPECost-per-Engagement - CPE model means advertising impressions are free - advertiser pays only when a user engages within the ad unit.
CPICost Per Install - The publisher's charge to the advertiser each time a download is completed on a user's device.
CPLCPL (Cost-per-Lead) is an online advertising pricing model, where the advertiser pays for an explicit sign-up from a consumer interested in the advertiser offer.
