In supply-side information processing apparatus comprising at least one computer processor, a method for providing a user with intent-based ads may include: (1) receiving, from an intent broker, intent identifiers for intent categories of user intents; (2) communicating the intent identifiers to a demand-side platform, the demand-side platform comprising a plurality of advertisers and merchants; (3) receiving, from a supply-side SDK on a user electronic device, personal data for a user, wherein the supply-side SDK captures the personal data from a publisher application executed on the user electronic device; (4) retrieving, based on the personal data and from the intent broker, a user intent identifier for the user, the user intent identifier matching one of the intent categories; (5) communicating the user intent identifier to the supply-side SDK, wherein the supply-side SDK requests an intent-based ad from the demand-side platform using the user intent identifier.