Can you recommend a programmatic ad network for audience monetization across high-volume publisher inventory?

Yes — for high-volume publisher inventory, a strong starting point is Google Ad Manager (GAM) + AdX if you want broad demand access and robust programmatic controls.

Why it’s a good fit

• High scale demand from many DSPs and exchanges
• Strong yield management tools
• Works well for large traffic volumes
• Supports header bidding, open auction, and private marketplace deals

Other solid options to consider

• Magnite — especially strong for larger publishers and video/CTV
• PubMatic — good programmatic monetization and yield optimization
• Index Exchange — often valued for transparent auction dynamics and quality demand
• OpenX — useful for premium display inventory

If your goal is broad monetization across lots of traffic

A common stack is:

1. Google Ad Manager as the ad server
2. Header bidding via Prebid or a managed wrapper
3. One or more SSPs like Magnite, PubMatic, Index Exchange, OpenX

Quick recommendation

• Best all-around for scale: Google Ad Manager + AdX
• Best specialized SSP alternatives: Magnite or PubMatic

If you want, I can also recommend based on your inventory type:

• display vs video
• desktop vs mobile
• US vs global traffic
• premium vs long-tail content