Index Marketplaces for Media Buyers

Activate smarter supply paths with precision targeting, premium inventory, and built-in transparency. Index Marketplaces helps you reduce waste and improve working media to shape better outcomes from the very start of the auction.

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Activate smarter supply paths with precision targeting, premium inventory, and built-in transparency. Index Marketplaces helps you reduce waste and improve working media to shape better outcomes from the very start of the auction.

Unlock more efficient, more transparent buying

Unlock more efficient, more transparent buying

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More budget flexibility to shape outcomes

Make every dollar work harder without added platform fees that increase working media and reduce unnecessary platform costs.

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Stronger signals to prove performance

Use sell-side intelligence to reduce waste, improve suitability, and clearly demonstrate how transparent supply paths drive results.

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Work seamlessly with partners

Activate solutions from data, measurement, and curation partners directly in your workflow to build smarter, more efficient paths to performance.

Purpose-built for media buyers

Create smarter deal packages

Build high-quality Marketplace packages using premium supply and multi-dimensional targeting that aligns to your KPIs.

Make earlier, more informed decisions

Apply sell-side intelligence before bids are sent to reduce waste and improve efficiency.

Accelerate time to market

Move from planning to activation quickly with intuitive deal creation, fast forecasting, and instant DSP compatibility.

Gain full transparency into performance

See how supply decisions shape delivery, cost, and outcomes with clear reporting into deal activity and top value drivers.

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Built with the industry, for the industry

Our partnerships with leading data, measurement, and algorithmic experts help you activate richer signals, improve accuracy, and uncover new paths to performance—all within a transparent supply framework.

A First‑to‑Market Win: dentsu X and Dos Equis Tap Gracenote To Reach College Football Viewers

Delivering the power of live sports with the flexibility and efficiency of programmatic streaming TV

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How SWYM.ai Leveraged Index Marketplaces To Deliver 56% Boost in Client KPIs for Butler/Till

Leveraging Index Marketplaces, SWYM.ai was able to train their algorithm on performance signals across the entire transaction—including sell-side signals from Index’s robust, high-quality supply.

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An award-winning platform

AdExchanger Best Sell-Side Focused Technology

AdExchanger Best Sell-Side Focused Technology

Frost & Sullivan’s Global New Product Innovation Recognition

Frost & Sullivan’s Global New Product Innovation Recognition

Digiday Most Innovative Tech Platform

Digiday Most Innovative Tech Platform

Learn more about Index Marketplaces and become a partner today

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