Displaying outstream video ads

Media Owners
Last Updated: April 30, 2026•

To display outstreamClosed An ad placement where the video is not the focal point of the screen and plays with sound-off by default. They can display before, between, or after text, or accompanying streaming content (pre-roll, mid-roll, and post-roll ads), as an interstitial ad, or display as a standalone ad such as slideshows or native feeds. video ads, you need a video ad unit that allows a video ad to run inside of it. You have the following options to display outstream video ads:

ScenarioOutstream video display option

You do not have your own outstream ad unit to display outstream video ads

You can use Index Exchange (Index)’s outstream video ad unit to display outstream video ads. We recommend this option, which is available in Prebid.jsClosed An open-source library for media owners to implement header bidding on their websites and manage multiple header bidding partners. version 6.25 or later. We recommend this option. For more information about Index’s outstream ad unit, see Configure outstream video ads in Prebid.js using Index's outstream ad unit.

You want to display outstream video ads using your own custom ad unit

You can use your custom video ad unit to display outstream video ads as long as it can support standard protocols like VASTClosed Video ad-serving template (VAST). A communication standard between ad servers and video players in XML-format that describes the video player's expected behavior. and measurement frameworks like VPAID/OMID.

You want to use a third party integration option such as JW Player or Vlyby to display outstream video ads

Your third-party provider displays outstream video ads. For more information about the third-party integration options for outstream video, see Formats supported by third-party integration options.