Three Core is a hosted server-to-server Prebid and OpenRTB header bidding service that connects a publisher's web, in-app, and CTV ad spots to a curated set of premium DSPs and direct buyers. It is sold to publishers, not advertisers.
How to place an ad
How to open an account here, what it takes and the minimum spend.
Publishers Three Core can sell
Which publishers this platform can sell, largest first.