: Publishers often reserve their most exclusive or high-performing inventory (e.g., homepages or niche newsletters) for direct buys rather than selling it on open markets. Types of Programmatic Direct Deals

: The buyer agrees to buy a specific number of impressions, and the publisher "guarantees" or reserves that inventory for them.

: Unlike open exchanges, PDB involves a direct deal between a single buyer and a single publisher.

is a premium ad-buying method that combines the precision and automation of programmatic technology with the stability of traditional direct sales. It allows advertisers to purchase high-quality ad inventory directly from a publisher at a fixed price, bypassing the volatility of open auctions. Core Characteristics