Smaato's VAST video capabilities are currently running on VAST Version 2.0 as detailed by the IAB's OpenRTB 2.2 specifications.
Instream/Interstitial Bid Request
Outstream Bid Request
Rewarded Bid Request
Video Object Description
instl: denotes that the video ad will be shown as an interstitial.
video: the video object containing the following request details:
linearity: indicates whether the ad will be shown in a linear (i.e. pre- or midroll) or non-linear (i.e. overlay) fashion. (1 = Linear, 2 = Non-linear)
maxduration: indicates the maximum allowed video duration for this request.
mimes: indicates which video formats a publisher supports
minduration: indicates the minimum allowed video duration for this request.
protocol: indicates the supported VAST video version.