Supply-Side Platforms (SSP)

Index Exchange vs OpenX

Compare Index Exchange and OpenX side-by-side. See feature differences and pricing in the Supply-Side Platforms (SSP) category.

Index Exchange

by Index Exchange

No reviews yet

Pricing: Rates not public. Index Exchange takes one fee on each transaction, a dynamic take rate that varies by auction; terms are agreed with its sales team.

Index Exchange is a supply-side platform (SSP) where publishers sell web, app and streaming TV ads by auction or deal, paid through one fee per transaction.

9 /17 features Full profile

OpenX

by OpenX

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Pricing: Quote only. Each part, from OpenXSelect to OpenXExchange, is sold by the OpenX sales team after a demo request, with no self-serve signup.

OpenX is a supply-side platform (SSP) for publishers and ad buyers, with header bidding, curated deal packages and exchange APIs, sold by demo and quote.

8 /17 features Full profile

Feature Comparison

Supply-Side Platforms (SSP) features side-by-side

Feature	Index Exchange 9/17 features	OpenX 8/17 features
Header bidding wrapper support Integrates as a bidder in an open-source header bidding wrapper or supplies its own wrapper.	Yes	Yes
Server-side header bidding Runs the header auction on the server to reduce page latency and browser load.	No	Yes
Open auction and private marketplace deals Sells inventory through open real-time bidding and packages it into private marketplace deals.	Yes	Yes
Programmatic guaranteed deals Fixed-price reserved deals executed programmatically with a buyer's DSP.	Yes	No
Price floor management Sets static or dynamic floor prices per placement, buyer, geo or device.	No	Yes
Video, CTV and audio inventory support Sells in-stream video, CTV and audio impressions, not only display banners.	No	No
Mobile app inventory monetization Sells in-app impressions through an SDK or an app-ads.txt supported integration.	Yes	Yes
Ad quality and malvertising blocking Scans creatives and blocks malware, forced redirects or disallowed categories before serving.	Yes	Yes
Demand partner performance reporting Reports bid rate, win rate and CPM per buyer or DSP so demand can be compared.	No	No
Yield analytics by placement Reports fill rate, eCPM and revenue by ad unit, geo, device and demand source.	No	No
Curated marketplace packages Bundles inventory with data or context into packages that buyers activate by deal ID.	Yes	Yes
Publisher first-party data in the bid stream Passes publisher segments or IDs to buyers in bid requests for targeting.	Yes	No
ads.txt and sellers.json support Publishes authorized seller declarations so buyers can verify the supply path.	Yes	Yes
Published net payment terms States net payment days and the minimum payout on its site or in the publisher agreement.	No	No
Log-level auction data for publishers Exports impression-level auction logs so publishers can audit bids and clearing prices.	Yes	No
Invalid traffic filtering for publishers Blocks bot impressions before auction using an accredited invalid traffic partner.	No	No
Transparent take rate Discloses its fee as a fixed share of media cost on its site or in the publisher agreement.	No	No
Overall Rating	No reviews yet	No reviews yet