Prebid

Ad Exchange

Open-source header bidding project

What you buy

FormatsDisplay · Video · Native · In-app

How to buy

How to open an account here, what it takes and the minimum spend.

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Auction infrastructure

Inventory integration

Market exit

Google Ad Manager, Google Ad Manager (Open Bidding)

Update

Jan 26, 2026

Microsoft stops caching Prebid video files after shutting Xandr DSP

Retired

Dec 16, 2025

Shinka Launches Enterprise-Grade Prebid Cache Ahead of Microsoft Deprecation