Overview

RTB is a way of buying and selling ads through real-time auctions, meaning transactions are made in the time it takes to load a webpage around 100 ms.

This specification contains a detailed explanation of a real-time bidding interface. Not all objects are required, and each object may contain a number of optional parameters.

To assist a first-time reader of the specification, we have indicated which fields are essential to support a minimum viable real-time bidding interface for Native Ads.

A minimal viable interface should include the required parameters.

Optional parameters may be included to ensure the parties derive maximum value.

Figure 1: Example of how Required and Optional attributes are presented.