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Seedtag
Seedtag, the Madrid-founded contextual advertising platform, uses computer vision to place ads based on image content rather than user tracking.
Seedtag
Poyatos and Nieto founded Seedtag in Madrid in 2014, aiming to solve a structural gap in digital advertising: how to place contextually relevant image-based ads without relying on third-party cookies or personal data. The company's core technology uses computer vision to analyze editorial images in real time, inserting ads that match the visual content rather than tracking user behavior across the web. Seedtag operates across North America, Europe, and Latin America, with offices in New York, Paris, London, and Mexico City. The platform is deployed by large publishers including Condé Nast, Hearst, and Grupo Prisa. Its contextual AI segments inventory into interest categories based on image recognition, offering advertisers a privacy-safe alternative to behavioral targeting. The firm's model gained traction as GDPR and Apple's App Tracking Transparency framework restricted cookie-based buying, forcing the programmatic ecosystem toward contextual signals. The company has raised over $40 million in venture funding from investors including Oakley Capital and Adara Ventures. In May 2023, Seedtag acquired France-based KMTX to strengthen its AI capabilities and expand its European publisher network. The firm also runs a dedicated research lab focused on evolving its contextual engine beyond basic image tagging into predictive relevance scoring. Seedtag's structural distinction lies in its timing: it bet on image-level contextual intelligence years before the industry's consent-management crisis arrived. While most ad-tech peers retrofit privacy onto legacy behavioral pipes, Seedtag's architecture was built assuming a cookieless world from day one. That positioning has made it a direct integration partner for publishers seeking sustainable yield without data liability.
General information
Firm type
other
Year founded
2014
AUM
Undisclosed
Location
Region
Europe
Country
Spain
City
Madrid
Corporate office
Madrid, Spain
Additional offices
New York · Paris · London · Mexico City
Principals
Jorge Poyatos
Co-Founder & Co-CEO
Albert Nieto
Co-Founder & Co-CEO
Sector focus
Frequently asked questions
How does Seedtag's technology differ from keyword-based contextual targeting?
Seedtag uses computer vision to analyze the actual content of editorial images — objects, scenes, colors, and implied sentiment — rather than scraping page keywords. This allows it to place ads inside relevant imagery where no text signal exists. The system processes visual elements in real time, classifying them into interest segments that advertisers can target without cookies or personal identifiers.
Which publishers use Seedtag, and what is the commercial model?
Major publishers including Condé Nast, Hearst, and Grupo Prisa integrate Seedtag's technology. The firm's commercial model is primarily a revenue-share arrangement with publishers, who gain additional in-image inventory yield. Advertisers purchase campaigns through programmatic pipes or direct deals, with Seedtag taking a technology fee on each impression served.
Why did Seedtag acquire KMTX in 2023?
Seedtag acquired Paris-based KMTX to deepen its AI research capabilities and expand its footprint among French and European publishers. The deal added machine-learning talent to Seedtag's existing R&D lab and accelerated product development around predictive contextual scoring. The combined entity aims to broaden its publisher-side integrations across continental Europe.
Is Seedtag a demand-side platform (DSP) or supply-side platform (SSP)?
Seedtag is neither a pure DSP nor SSP. It functions as a contextual intelligence layer that plugs into existing programmatic infrastructure on the supply side. Publishers integrate Seedtag's code to enable in-image ad placements; those placements are then sold through standard SSPs and programmatic exchanges. Advertisers can access the inventory without changing their DSP setup.
How is Seedtag's business affected by cookie deprecation and privacy regulation?
Seedtag benefits directly from the industry's migration away from third-party cookies. Its entire targeting methodology is based on image content, which is considered first-party and privacy-safe under GDPR and similar frameworks. As Chrome phases out cookies and iOS limits tracking, demand for contextual alternatives has accelerated, strengthening Seedtag's position relative to cookie-dependent rivals.
Profile maintained by Altss using OSINT (open-source intelligence), regulatory filings, licensed data partners, and verified direct submissions. Read the methodology. Last updated: . Continuous refresh with full update cycles at least every 30 days.
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