{"page":"/blog/programmatic-audio-platforms","modified":"2026-11-10","license":"https://creativecommons.org/licenses/by/4.0/","columns":["Field","What it tells the buyer"],"rows":[["rqddurs","Only 15- or 30-second ads fit; OpenRTB added it for live audio, where a wrong length leaves \"dead air\" (OpenRTB 2.6)"],["protocols 11, 12","VAST 4.1 and VAST 4.1 wrapper (AdCOM 1.0)"],["startdelay -1","A generic mid-roll"],["feed 3","Podcast; 1 is music streaming, 2 is AM/FM broadcast, 5 is web radio"],["stitched 1","The ad will be joined into the content server-side"],["nvol 3","Ad loudness will be normalised to the content"],["pmp.deals","A deal ID agreed in advance; private_auction 0 also allows open bids"]],"sourceUrls":[["https://github.com/InteractiveAdvertisingBureau/openrtb2.x/blob/main/2.6.md"],["https://github.com/InteractiveAdvertisingBureau/AdCOM/blob/main/AdCOM%20v1.0%20FINAL.md"],[],[],[],[],[]]}