A measure of how much demand exists for a given impression. High bid density means the inventory is competitive and pricing reflects real market interest. Low bid density means either nobody wants it or your demand partners are not responding. Both have different fixes. Knowing which one you have is step one.
Ad tech glossary
Bid Density
Technical definition
The number of bids received in response to bid requests, often used as a measure of demand partner performance and auction competitiveness.
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Guide: How Much Does Programmatic Really Cost?
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🍿 The microwave popcorn of media
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