Also known as: Demand-side platform, DSP.

An AdTech platform that enables agencies and advertisers to buy inventory from Supply-side platform (SSP)s and Ad exchanges.

DSPs are typically used to purchase inventory on an impression-by-impression basis during Real-time bidding (RTB) auctions.

An image that shows how DSPs buy inventory from SSPs and ad exchanges during real-time bidding (RTB) media transactions
Advertisers and ad agencies use DSPs to purchase ad space from publishers via ad exchanges and SSPs, typically during real-time bidding (RTB) auctions. In reality, there would be multiple DSPs, ad exchanges, and SSPs involved in a given RTB media transaction.
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