Adnuntius Marketplace

Get more from every ad euro you spend

Access publisher and retail media inventory through a single, transparent marketplace. Our 2.5-second algorithm optimizes for actual attention, delivering 2.5 times more ad screen time from the same budget.

2.5×
More time in view
Direct
Supply path
98%
Less CO₂
Your path to audience
You (Advertiser / Brand)
Adnuntius Marketplace
AI targeting · Premium formats · Full transparency
AI Context
View-time
1st Party Data
Streaming
High Impact
Custom KPIs
Publisher inventory
Retail media inventory
Trusted by advertisers and brands across the Nordics and Europe

More budget to working media.

The programmatic supply chain has grown long and expensive. We cut through it, connecting you directly to inventory, so more of your spend drives actual results.

More impressions, more attention, from the same budget

By connecting you directly to publisher and retail media inventory, we cut out the intermediaries that drain your budget. Lower fees mean more impressions bought, and our algorithm ensures more of those impressions deliver real attention.

Direct integrations

No DSPs, SSPs, or exchanges in between. Your spend goes straight to the publisher or retailer.

More impressions, more attention

Lower fees mean more impressions from the same budget, and our algorithm turns more of those impressions into real time in view.

Full visibility

Know exactly where your ads run, how they perform, and where every euro goes. No unknown deltas.

Our 2.5-second algorithm
The compounding effect of lower fees and smarter ad placement
Campaign budget €100,000
Impressions bought
Programmatic avg.
5.5M
Adnuntius
8.5M
+55%
Achieving 2.5s+ in-screen
Programmatic avg.
1.93M
~35% of impressions
Adnuntius algorithm
4.85M
~57% of impressions
+151%
Total ad on screen time (× 2.5s each)
Programmatic
0
hours of ad on screen
Adnuntius
0
hours of ad on screen
2.5× more ad on screen time
from the same budget
Lower fees buy more impressions. A smarter algorithm turns more of them into real ad on screen time.
Each advantage amplifies the next.

Smart targeting. No privacy trade-offs.

From AI-powered contextual targeting to first-party data matching, reach the right audiences without relying on third-party cookies or invasive tracking.

AI-Powered

Contextual Intelligence

Our AI reads and understands page content in real time, matching your ads to the most relevant editorial environments, without tracking users.

Attention

View-Time Targeting

Optimize for actual attention, not just impressions. Target placements where users spend real time viewing content, driving meaningful engagement.

Custom

Bring Your Own Algorithm

Have a proprietary targeting model or optimization algorithm? Plug it in. Our open platform lets you run your own logic, decisioning, scoring, bidding, alongside or instead of ours.

Data

First-Party Data Matching

Activate your CRM data through secure matching with publisher first-party data. Reach your known audiences across premium inventory without third-party data dependencies.

Location

Geo-Targeting

Target audiences by geography, country, region, city, or custom geo-fences. Combine with contextual and audience targeting for precision reach where it matters most.

Audience

Audience Segments

Leverage publisher-defined audience segments, create custom segments from DMP data, or use retargeting to re-engage users who’ve already shown interest. All privacy-first.

Premium formats that demand attention

From high-impact takeovers to streaming video, every format natively supported, no custom coding required on the publisher page.

Streaming & Video

Video-in-banner, VAST pre-roll, mid-roll, outstream. Advanced streaming technology natively integrated.

High Impact

Parallax, wallpapers, interscrollers, takeovers. Formats designed to stop the scroll and capture attention.

Display

Standard banners across all IAB sizes. Responsive, fast-loading, with full creative control.

Native

In-feed placements that match publisher style. Seamless, non-disruptive, high engagement.

Sponsored Products

Product-level placements in search and browse results within retail media environments. Drive purchase intent at the point of decision.

Third-Party Tags Supported

Already using a creative partner or format provider? We support all standard third-party tags, so you can bring your own creative technology alongside ours.

Measure what actually matters

Standard metrics plus custom KPIs, define your own success criteria and track them in real time. No black box reporting.

Custom Measurements

Define any event you want to track, attention time, scroll depth, interaction rate, conversion signals, and make them available in your dashboards.

Real-Time Reporting

Live campaign performance data, not next-day reports. See results as they happen and optimize on the fly. Full API access lets you pull data into your own reporting systems and dashboards.

Unified Cross-Channel

One reporting view across display, video, native, streaming, and sponsored products. Compare performance across formats and publishers in a single dashboard.

Attention Metrics

Beyond viewability, measure actual attention with view-time tracking, scroll visibility, and engagement signals. Prove that your ads are seen, not just served.

Campaign transparency
Impression delivery Real-time
Spend tracking Per impression
Placement visibility Full URL-level
Custom events Unlimited
Unknown delta Zero

Better for the planet. Not just a talking point.

A shorter supply chain doesn’t just save you money, it drastically reduces the carbon footprint of every impression.

98%
Less CO₂ per impression
Programmatic avg.
Baseline
Adnuntius
2% of baseline

A direct supply chain is a green supply chain

Every intermediary in the programmatic chain runs servers, processes data, and burns energy. By cutting out the middlemen, we don’t just make advertising more effective, we cut carbon emissions by 98% compared to programmatic market leaders.

This isn’t greenwashing. It’s math. Fewer servers, fewer hops, fewer wasted bid requests, fewer discarded impressions, the environmental benefit is a natural consequence of a more efficient architecture.

98% less CO₂ compared to programmatic leaders
Fewer servers, fewer data hops
No wasted bid requests or discarded impressions
Full privacy compliance, less data processing

No unknown deltas. No mystery.

In an industry built on opacity, we’ve built for clarity. Every euro, every impression, every outcome, visible and verifiable.

Full spend transparency

See exactly where every euro goes. No hidden fees, no technology taxes, no unexplained deltas between what you spend and what the publisher receives.

Placement-level reporting

Know exactly where your ads ran, not just which publisher, but which page, which position, which context. URL-level visibility as standard.

Privacy by design

No third-party cookies. No invasive tracking. Contextual and first-party targeting keeps data where it belongs, giving you better outcomes without privacy risk.

In the fast-paced environment of Boozt, the ability to rapidly adjust campaign messaging as well as bidding and budgets is critical. The most significant advantage lies in the complete oversight of ad content and spend across multiple markets.

Anne Scherf — Marketing Online specialist, Boozt

Want to build your own marketplace?

If you’re a retailer, media owner, or platform looking to create your own advertising business, the same infrastructure powering this marketplace is available for you to build on.

Ready for more effective media buying?

Tell us about your advertising goals and we’ll show you how the marketplace can deliver better results from your existing budget.

2.5× more ad screen time from the same budget
AI-powered targeting, privacy-first
Premium formats including streaming & high impact
Full transparency, no unknown deltas
98% less CO₂ than programmatic leaders