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Bidder Code viant Member yes
Media Types display, video, native TCF-EU Support no
User IDs none USP/CCPA Support yes
Supply Chain Support yes COPPA Support yes
Demand Chain Support no GPP Support None
Supports Deals yes Prebid.js Adapter yes
IAB GVL ID none Prebid Server Adapter no
Floors Module Support yes First Party Data Support no
Multi Format Support will-bid-on-one ORTB Blocking Support no
Safeframes OK no


If you have any questions regarding set up, please reach out to

Bid Params

Name Scope Description Example Type
publisherId required PublisherId to identify the Site from which Bid Requests will be seen. 12345 integer

"Send All Bids" Ad Server Keys

These are the bidder-specific keys that would be targeted within GAM in a Send-All-Bids scenario. GAM truncates keys to 20 characters.
hb_pb_viant hb_bidder_viant hb_adid_viant
hb_size_viant hb_source_viant hb_format_viant
hb_cache_host_viant hb_cache_id_viant hb_uuid_viant
hb_cache_path_viant hb_deal_viant

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