Amazon.com, Inc.
Amazon · AMZN · Seattle, Washington
Amazon is the third-largest digital ad seller in the U.S. and the operator of Prime Video, Twitch, and Fire TV. This profile tracks Amazon's ad-tech and streaming-video surfaces — Amazon DSP, Amazon Marketing Cloud, Amazon Publisher Cloud, Audience Hub, Dynamic Traffic Engine, Prime Video's default-on ad tier, and the Sizmek-to-DTE stack-build that has compounded since 2019. Retail and AWS-broad coverage live elsewhere.
The six-year stack-build, in one frame
Amazon’s 2026 ad-tech week — the Acxiom Real ID wire-up, the Dynamic Traffic Engine donation to IAB Tech Lab, the Samsung Ads APC integration going live to all U.S. advertisers, the Spectrum TV app landing on Fire TV — is not a quarter of announcements. It is the visible compounding of a stack assembled deliberately since 2019:
- 2019 — Sizmek ad-server + DCO acquired out of bankruptcy, plugging the hole that had kept Amazon DSP off third-party served creatives.
- 2021 — Amazon Marketing Cloud out of beta, giving advertisers a SQL-queryable clean room over Amazon’s pseudonymized signals.
- 2023 — Amazon Publisher Cloud announced at unBoxed, extending the clean-room model to the sell-side on AWS Clean Rooms.
- 2024 — Prime Video flips default-on for ads in the U.S., creating an instant ~70M-household CTV inventory pool, and Amazon DSP’s “next-generation” relaunch ships Audience Hub and Ads Data Manager.
- 2025 — DTE runs in closed beta with OpenX and PubMatic; Samsung Ads APC integration announced in December.
- 2026 — Acxiom Real ID audiences live in Audience Hub (March 16); DTE open-sourced to IAB Tech Lab (April 15); Samsung-APC general availability and Spectrum-Fire TV go live in the same April window.
Each piece is independently defensible. Read together, they describe a buyer- and seller-side clean-room sandwich anchored on Amazon-owned identity, with Amazon DSP as the activation layer and Prime Video + Twitch + Fire TV as the owned demand sinks. The Trade Desk’s response — Ventura, Kokai, OpenPath — is the tell that competitors read it the same way.
What we don’t track here
Retail-media-network coverage, AWS infrastructure economics, Kuiper, Alexa, MGM library deals that don’t bear on ad inventory, and union/labor matters belong in other dossiers. When they intersect ad-tech (Walmart Connect vs. Amazon Ads, AWS Clean Rooms as the substrate for AMC/APC, MGM IP feeding Prime Video sponsorable surfaces), they are referenced from this page rather than re-explained on it.
Recent coverage
- opinion Meta-AWS Graviton Deal Is the Compute Moat, Disclosed
- measurement data Streaming Hit 45.6 Percent of Ad-Supported TV. The Verification Stack Is Catching Up.
- policy regulation The 1961 NFL Antitrust Shield Meets a 2026 Streaming Model
- advertising adtech Netflix's Amazon and Yahoo Targeting Layers Go Live for May 14
- opinion Meta's 70% of Social Ad Revenue Is the Walled-Garden Math
- advertising adtech Tubi Hands Amazon DSP First-Look on Its 97M-MAU Audience
- advertising adtech Walmart's CTV Stack Just Became a Required Identity Gateway
- platforms Peacock Premium Plus Heads to The Roku Channel as Comcast Sells Q2 Inflection
- advertising adtech IAB Tech Lab's New Transparency Council Seats Holdcos, Not Brands
- advertising adtech Paramount Opens 2026 Upfront With Roku, Amazon Ad-Sales Hires
Elsewhere
- Amazon Ads Newsroom
- Acxiom Deepens Amazon Ads Partnership, Making 10,000+ Audiences Available for Immediate Activation in Amazon DSP
- IAB Tech Lab Announces Dynamic Traffic Engine Donation from Amazon Ads to Improve Bidstream Efficiency
- Samsung Ads Announces Integration with Amazon Publisher Cloud
- Amazon Ads Hands The IAB Tech Lab A Tool That Promises To Waste Fewer Bid Requests
- It's Getting A Bit Easier To Find Amazon Shoppers On Samsung TVs
- Amazon Ads Donates Framework To Improve Ad Bidstreams
- amzn/DynamicTrafficEngine — open-source repo
- NBA signs new 11-year media agreements with The Walt Disney Company, NBCUniversal and Amazon Prime Video
- Spectrum TV App to Launch on Amazon Fire TV Devices on April 15
- Plan your advertising campaigns with Amazon Marketing Cloud on AWS Clean Rooms — now generally available