Prebid
By Erik Svilich (Encypher) and Alex Springer (SPUR Coalition) For the Prebid LLM Taskforce. Part four of the publisher series. Disclosure: Encypher sells C2PA provenance software, co-chairs the C2PA text …
By Erik Svilich (Encypher) and Alex Springer (SPUR Coalition) For the Prebid LLM Taskforce. Part four of the publisher series. Disclosure: Encypher sells C2PA provenance software, co-chairs the C2PA text …
By Constantine Mirin and Anton Nashkerskyi For the Prebid LLM Taskforce. Part of the publisher series. Earlier in this series, The State of AI Traffic: What Publishers Are Seeing in …
By Raluca Mitchell. Second in a series from the Prebid LLM Taskforce. Somewhere around mid-September of this year, Cloudflare changed the default for roughly a fifth of the internet: ad-supported …
By Raluca Mitchell. First in a series from the Prebid LLM Taskforce. For about twenty years, publishers had a simple bargain with crawlers: a crawler scraped your page, and a …
Former Magnite SVP and Prebid Chairman Steps Into Executive Leadership Role; Focus on Driving Open Source Standards Across Agentic AI, Identity, and Sell-Side Optimization NEW YORK, Sept. 10, 2026 (GLOBE …
The latest Prebid webinar on May 14th explored a shift that feels similar to the early days of header bidding, but with bigger implications: the rise of agentic systems in …
March 11th at 10am ET Co-hosted by Prebid and Beeler.Tech, this webinar is designed to help publishers navigate the biggest shifts shaping the open web. Each session features expert-led conversations …
Prebid.org to steward open source sales agent for agentic advertising NEW YORK – January 29, 2026 – Prebid.org today announced the Prebid Sales Agent in collaboration with AgenticAdvertising.org (AAO), bringing …
Thu, Jan 22, 2026 10:00 AM EST Join us for our annual year-end webinar, where we’ll recap the biggest developments of 2025 and share what’s ahead for 2026.We’ll highlight key …
Written and contributed by: Thuy Ho During the webinar about Identity, Prebid walked publishers through how to properly measure the incremental value of identity solutions using Prebid’s Enrichment Lift Measurement …
The Prebid team hosted a webinar to share updates on the state of Prebid Mobile, lessons learned since the release of SDK 3.0, and a preview of what’s to come …
Written by: Garrett McGrath Prebid.org today issued a statement to clarify recent updates related to Transaction IDs (TIDs) within Prebid.js, following industry discussion and some confusion around implementation timelines and …
Missed the live webinar, watch it here! Written and contributed by: Thuy Ho Fraud has always been one of programmatic advertising’s ugliest problems, but in 2025 the numbers are staggering: up …
Written by: Trish Manrique, Director of Marketing, Aditude When we talk about header bidding failures, we’re not discussing minor inconveniences or theoretical issues. We’re talking about real money walking out …
Written By: Joshua Koran 1. What just happened? On June 13, 2025, The UK’s Competition and Markets Authority (CMA) published two announcements that could reshape the future of the internet. …
Written By: Joshua Koran In today’s fragmented media landscape, advertisers face a daunting challenge: maximizing return on ad spend (ROAS) across an ever-expanding array of channels and devices. With budgets …
Missed the live webinar, watch it here! Recap written by Thuy Ho On 28 May 2025, Prebid.org hosted its annual Measurement Webinar, bringing together industry leaders to discuss the evolving …
Written By: Joshua Koran 1. What just happened? Our first article (https://prebid.org/untangling-googles-anticompetitive-tying-what-the-ad-tech-ruling-means-for-rivals-in-the-digital-advertising-market) examined the April ruling against Google, which found it to have “willfully engaged in a series of anticompetitive …
Written By: Ratko Vidakovic AdProfs / Founder Ratko is best known as the founder of AdProfs, an independent research and analyst firm focused on the ad tech industry. His newsletter, …
Written by: Joshua Koran 1. What just happened? On April 17, 2025, U.S. District Judge Leonie Brinkema found “that Google has willfully engaged in a series of anticompetitive acts to …
Missed the live webinar, watch it here! Recap written by Thuy Ho On April 23rd, the Prebid community gathered for an exciting webinar focused on one of 2024’s top priorities …
Digital ad spend in North America is expected to reach $374 billion in 2025 and is projected to exceed half a trillion dollars by 2029. At the same time, US …
Article link: £13.6bn publisher adtech claim versus Google takes step forward Description: A £13.6bn legal claim against Google for allegedly rigging the online advertising market has been allowed to proceed …
Article link: Google March 2025 core update rolling out now Description: Google has released its first core update of 2025, the March 2025 core update, which will take up to …
On February 19th, 2025, Prebid hosted a webinar titled “ASTEROID: Advanced System for Testing, Experimentation, Research, Optimization of Identity Data,” providing valuable insights into identity-based signal optimization and system efficacy …
Article link: 2025’s Top 5 Media Publisher Trends: The New Era of Product-minded Publishers – AdMonsters Description: This article explores five key trends reshaping media publishing in 2025: video content …
T‑Mobile to Acquire Vistar Media, Fueling Better Ad Experiences for Consumers and More Effective Products for Advertisers T-Mobile has announced plans to acquire Vistar Media, a leader in digital-out-of-home (DOOH) …
2024 was a pivotal year for Prebid, marked by technical advancements, expanded capabilities, and growing industry influence. Maintaining and enhancing a community of this scale is no small feat. It …
In a webinar held on January 14, 2025, Prebid‘s President Mike Racic and Chairman Garrett McGrath, outlined the organization’s achievements in 2024 and set forth a bold vision for 2025. …
According to recent ANA research, publishers receive an average of just 36 cents for every dollar that enters DSPs and SSPs. This disparity highlights a critical issue within the digital …
AI is not a silver bullet Like a lot of other nerds I know, I like playing games – video games, card games, board games, and sports games. I’m lucky …
The annual Prebid Summit brought together industry leaders, innovators, and stakeholders to discuss the evolving landscape of digital advertising. With a diverse range of sessions covering topics from the future …
We continue our series of blog posts reviewing a complex approach to alternatives to third-party cookie targeting. Initially, Privacy Sandbox intended to enhance privacy protection for Chrome users by deprecating …
In January of 2020, Google made the announcement that it would be fully deprecating third-party cookies in Chrome by 2022. That announcement was followed by multiple delays over the last …
In preparation for a panel at the Prebid Summit on October 15, 2024, I asked our speakers to add notes to a prep document so I could direct my questions …
A Do you have a test page? Q4 is ramping up, and so are the number of broken campaigns and creatives. “This should have been live last week” is the …
Prebid Summit Recap – Shaping the Future of the Open Web The annual Prebid Summit has become a pivotal gathering for industry leaders, technologists, and publishers. The event reinforced the …
After a full day at the Prebid Summit, industry leaders sparked rich discussions about the challenges we face, the new ideas emerging, and the opportunities ahead. It was a productive day …
Beyond the Sandbox: How Digital Advertising Can Recoup Signal Loss in a Privacy-by-Default Internet After many delays, Google has ultimately nixed its plan to phase-out third-party cookies. This would seem …
Since its inception in 2017, Prebid has evolved significantly, expanding from a single .js product to a diverse suite of 12 offerings that cover every corner of programmatic advertising. Meanwhile, …
With the newly released Google AI Overviews, misinformation on the internet seems to be at an all time high. Fueled by the unchecked proliferation of AI generated content, misinformation has …
Unlike the early days of digital advertising’s sustainability offerings, publishers no longer need to feel excluded from industry sustainability efforts. In today’s landscape, publishers have a variety of tools and …
AMP was a good concept for the wrong problem Accelerated Mobile Pages, or short AMP, are standard, mainly developed by Google. The idea to reduce features and flexibility in order …
On September 12th, Prebid hosted the ‘Prebid Digital Out-of-Home’ webinar to introduce the newest addition to our product lineup: Prebid DOOH. After almost 2 years of development, Prebid DOOH is …
Unraveling The Mystery Of PubMatic’s $5 Million Loss From A “First-Price Auction Switch” PubMatic revised its 2024 revenue projections, citing a $5 million shortfall due to Google DV360 shifting to …
We continue the series of blog posts on alternatives to third-party cookies. This article is about a targeting method that has been around for a long time but was reborn …
Exclusive: Aditude Acquires Hashtag Labs Aditude has acquired Hashtag Labs, merging two ad tech firms that support publisher monetization. The deal, which closed on August 16, reflects publishers’ need for …
Ad Tech relationships status: complicated I believe advertising is necessary for any business, it works and it is a valid monetization strategy for a publisher. After that, it gets complicated. …
Don’t Sleep On Maryland’s Strict New Data Privacy Law Since 2018, 19 US states, including Maryland, have enacted comprehensive data privacy laws. Maryland’s Online Data Privacy Act (MODPA), effective October …
In this series of blog posts, we will disclose the full-functional programmatic strategy for operating in a cookieless environment. Due to the latest news, this issue is no longer so …
How Sell-Side Curation Is Reshaping The Post-Cookie Supply Chain As third-party cookies phase out, sell-side curation is emerging as a key trend in ad tech. SSPs are now leveraging their …
As digital advertising faces a sea change due to heightened privacy concerns and regulations, explore how privacy-centric strategies are reshaping the industry. Discover how advertisers and publishers are adapting to …
SSPs Shake Up Fee Structures for Publishers, Offering Differentiated Access Magnite and PubMatic, two major supply-side platforms (SSPs), are introducing new fees for publishers participating in programs like auction packages …
What’s next for Google after federal judge’s monopolization ruling? A federal judge ruled that Google monopolized search through illegal deals, raising questions about potential consequences, including business overhauls or even …
Outbrain confirms Teads purchase in a $1 billion deal Outbrain has confirmed its acquisition of Teads for just over $1 billion, marking a significant merger in ad tech. The deal …
Muki Seiler, chairman of the Prebid Documentation Committee, offers practical advice for vetting ad tech vendors, emphasizing the importance of clear change indicators in UIs, comprehensive documentation, individual user accounts, …
While Google’s recent decision regarding third-party cookies might seem like a reprieve for publishers, the reality is more nuanced. Google’s recent announcement might actually be the final nail in the …
Ratko Vidakovic reflects on why some industry veterans feel ad tech isn’t as fun as it used to be, attributing it to economic challenges, regulatory pressures, and ongoing issues in …
Reaching the right audience with targeted marketing messages has become a major hurdle for brands navigating the digital landscape. Gone are the days of relying solely on third-party cookies to …
The digital ad industry is moving away from cookies to AI-powered contextual targeting, focusing on content relevance instead of personal data. This shift enables privacy-compliant, scalable ad solutions while enhancing …
Arjun explores the transformative impact of Connected TV (CTV) on the advertising landscape, highlighting its rapid growth compared to linear TV, the evolution of identity solutions, and the role of …
Optimizing ad campaign performance hinges on maximizing viewability, a key metric that measures whether ads are actually seen by users. Explore the challenges for both advertisers and publishers in achieving …
As third-party cookies phase out, digital advertising faces a 50% drop in monetization efficiency, with independent SSPs and DSPs struggling. Despite challenges, adaptation is crucial, and Relevant Digital is ready …
Author: Adapex The inaugural summit was all about teamwork, using data smartly, getting real results, and building trust in advertising. Here’s the lowdown on what we learned: Publishers need to …
The name of the game continues to be industry clean up and accountability. GroupM is removing MFAs from its inclusion lists GroupM, has taken a proactive step in standardizing the …
Discover how campaign optimizations can drive revenue and success for both publishers and advertisers. By leveraging real-time data and targeted strategies, publishers can enhance ad performance, increase CPMs, and build …
We’re extremely excited to announce we have released Prebid 7! Prebid.js 7, like other major versions, is a collection of “breaking” changes where the publisher and module maintainers should check …
Today Prebid announced the release of Professor Prebid, an open source Chrome browser extension which allows for easy debugging and troubleshooting on publisher websites using Prebid.js and streamlines header bidding …
Prebid.org, today announced that Mike Racic has joined as the President of the organization. Mike is joining from Fandom, where he managed the direct Global Programmatic and Data business. As …
Today we’re pleased to welcome Linda Payson, Vice President of Product at MediaVine, and Stephanie Layser, Vice President of Data, Identity and Ad Tech Products & Platforms at News Corp …
It is our pleasure to announce the upcoming release of Prebid 6.0. Prebid 6.0 is an exciting release for Prebid.js — it will remove IE11 browser test requirements from the …
With lot’s of recent changes and activity within Prebid.org, we wanted to make sure the community was updated with the current Prebid.org personnel. President: Tom Levesque recently left his role …
We’re excited to announce the release of Prebid 5.0! This milestone is all about improving information in the bid stream. We’ve recently incorporated the work of the taxonomy working group …
Prebid.org has hit the 100 member milestone! Within the last four years, the organization has seen tremendous growth and adoption, 154% increase in membership in the last year alone to be …
InMobi Joins Prebid Bringing Deep In-App Expertise to Accelerate Collaborative Mobile Initiatives. As a firmly established in-app leader in the industry, InMobi will impart strategic counsel and engineering resources to key …
Be sure to check out our February Newsletter as we look ahead at 2021 and discuss what’s new at Prebid.org. Prebid February Newsletter
Be sure to check out our December Newsletter as we look back at 2020 and some of the major milestones that the Prebid community has accomplished. Prebid December Newsletter
The Prebid community is proud to announce that the Prebid.js Real-Time Data infrastructure is out of beta. This infrastructure allows vendors to build modules that connect a data source in …
Prebid.org today announced the general availability of a community-owned, open source identifier that includes both first- and third-party components. SharedID links Epsilon’s industry-leading, first-party PubCommon ID with the sharedid.org third-party ID to provide …
Check out the first ever Prebid Newsletter! If you wish to receive newsletters via email, you can sign up to receive updates on the Prebid website. Prebid October Newsletter
We had some great questions asked during our August 27th, 2020 Webinar on ‘How to Make Prebid the Supply Path Buyers Choose’. Special thanks to our amazing panelists for providing …
In just three years, Prebid.org has seen tremendous growth in user adoption, membership and product scope. We are proud to share milestones such as reaching over 20,000 live implementations, 650 …
Havas Media Group announces today that it has joined Prebid.org as a Buyer member. It becomes the first media agency to step into the organization, adding a fresh perspective. This …
We’re excited to announce the release of Prebid.js 4.0! Version 4.0 includes some important updates related to TCF 2.0 and a number of housekeeping items. You can find a bulleted …
We had some great questions asked during our June 2nd, 2020 Webinar. Answers can be found below! Is there a plan to integrate OMSDK with prebid SDK? If so, what …
