--- title: Innovations in Bid Enrichment. We have arrived at 2.0 description: Open RTB bid enrichment has proved reliable for maintaining and building addressability for digital media. Here are recent innovations and a look to the future of the practice image: https://info.growthcode.io/hubfs/RTB-2.png --- [![growthcode-HORIZ-BlueHR](https://info.growthcode.io/hs-fs/hubfs/growthcode-HORIZ-BlueHR.png?width=182&height=37&name=growthcode-HORIZ-BlueHR.png "growthcode-HORIZ-BlueHR")](http://www.growthcode.io) - Product - [Platform](https://www.growthcode.io/platform) - [GRAPH](https://www.growthcode.io/graph) - [ENRICH](https://www.growthcode.io/enrich) - [INSIGHTS](https://www.growthcode.io/insights) - [CURATE](https://www.growthcode.io/curate) - [ROSETTA](https://www.growthcode.io/rosetta) - Solutions - [For Publishers](https://www.growthcode.io/publishers) - [For Brands & Buyers](https://www.growthcode.io/demand) - [For DSPs & SSPs](https://www.growthcode.io/dsp-ssp) - [About](https://www.growthcode.io/about) - Resources - [Blog](https://info.growthcode.io/blog) - [Downloads](https://info.growthcode.io/growthcode-downloads) - [GrowthCode Glossary](https://www.growthcode.io/growthcode-glossary-of-addressability-terms) - [Documentation](https://docs.growthcode.io/) - [Login](https://dashboard.firstparty.id/login) [Log In](https://dashboard.firstparty.id/login) ![Innovations in Bid Enrichment. We have arrived at 2.0](https://info.growthcode.io/hubfs/RTB-2.png) [Back to main blog](https://info.growthcode.io/blog) [bid enrichment](https://info.growthcode.io/blog/tag/bid-enrichment) [identity](https://info.growthcode.io/blog/tag/identity) # Innovations in Bid Enrichment. We have arrived at 2.0 on March 27, 2025 The advertising landscape is evolving rapidly, and more sophisticated tools are needed to maximize ad performance. Bid enrichment with universal ID signals has recently become a critical part of programmatic advertising, enabling advertisers to make better-informed decisions about where and how to allocate their ad spend. Traditionally, bid enrichment has relied heavily on combining third-party cookies when available with new Universal Identifiers (UIDs) to provide additional insights into user behavior and preferences. However, in the post-cookie era, it's clear that relying solely on limited third-party cookies and newly minted UIDs is no longer enough. Bid Enrichment 2.0 takes this process to the next level by integrating additional data points and insights into the bid stream. By enhancing the richness of bid requests beyond UIDs, we aim to empower publishers, advertisers, and marketers with a more comprehensive understanding of their audiences, leading to better targeting, improved ROI, and more intelligent decision-making.   --- #### **Why Go Beyond UIDs?** Universal identifiers have been the backbone of bid enrichment, providing a way to identify and track users across platforms. While UIDs remain valuable, their limitations are becoming more apparent: - **Signal Loss**: As third-party cookies and other tracking methods phase out, UIDs paired with other signals can maintain and improve addressability across all environments. - **Limited Context**: UIDs provide user-level data but often lack deeper insights into intent, content consumption, and behavioral patterns. - **Fragmentation**: With over 30+ UID solutions in the market, managing and integrating them can be resource-intensive and complex. **Bid Enrichment 2.0** addresses these challenges by incorporating additional layers of data and analysis, creating a more holistic view of bid opportunities. #### **Real-World Impact: Case Studies** The efficacy of Bid Enrichment 2.0 is evident in practical applications. For example, a publisher in the parenting vertical experienced notable revenue uplifts across various browsers by combining contextual signals with UIDs: - Firefox: 29% RPM (Revenue Per Mille) increase. - Chrome: 6.1% RPM increase. - Microsoft Edge: 30.6% RPM increase. - Safari: 19.4% RPM increase. These results underscore the tangible benefits of integrating multiple data signals in programmatic advertising. #### **Challenges and Considerations** While Bid Enrichment 2.0 offers substantial advantages, its implementation comes with challenges: - **Data Privacy Compliance:** Navigating stringent regulations like GDPR and CCPA is crucial. Ensuring transparency and adherence to privacy standards is paramount. - **Data Integration**: Merging multiple data sources requires robust infrastructure and expertise to maintain data integrity and accuracy. - **Dynamic Optimization:** Real-time data analysis and decision-making demand advanced tools and skilled operational teams to interpret and act on insights effectively. #### **GrowthCode’s Comprehensive Approach** GrowthCode is at the forefront of Bid Enrichment 2.0, offering a suite of features designed to enhance programmatic advertising: - **Contextual Signals:** Utilizing Natural Language Processing (NLP) and Large Language Model (LLM) classification to enrich audience segmentation and targeting. - **Third-Party Cookies and UIDs**: Leveraging available third-party cookies and supporting over 20 UID providers, combined with proprietary graph technology, to maximize addressability. - **SSP and DSP IDs:** To enhance compatibility and value, bid requests should include Supply-Side Platform (SSP) and Demand-Side Platform (DSP) IDs. - **Specialized IDs:** Integrating Universal identifiers for specific user segments, such as local news readers, physicians, and lawyers, to facilitate specialized targeting and inventory monetization. - **Transparent Reporting**: Providing complete visibility into data utilization within the bid stream, ensuring accountability and trust. #### **Conclusion** As the digital advertising ecosystem evolves, adopting Bid Enrichment 2.0 is imperative for publishers and advertisers aiming to thrive in a privacy-first, post-cookie world. By moving beyond traditional UIDs and incorporating more prosperous data signals, stakeholders can achieve enhanced targeting, increased revenue, and improved ROI. GrowthCode’s innovative approach exemplifies the potential of Bid Enrichment 2.0 to redefine programmatic advertising strategies. Ready to future-proof your advertising strategy? Explore how GrowthCode’s Bid Enrichment 2.0 can help you maximize revenue and ROI.   GrowthCode provides an addressability management platform that affordably and rapidly delivers identity graphs to support a myriad of use cases like bid enrichment and curation for safely monetizing the first-party data across the revenue portfolio. If you want to learn more about how we do this, how much it will cost, and stand up a proof-of-concept, reach out [here](https://info.growthcode.io/poc-form). ## Similar articles ##### [Nuances of SDA: when & why will publishers will invest in it (pt 2)](https://info.growthcode.io/blog/nuances-of-sda-and-when-and-why-will-publishers-will-invest-in-sda-part-2) By [Trip Foster](https://info.growthcode.io/blog/author/trip-foster) on November 21, 2022 As with all things adtech… Seller Defined Audiences (SDA) is complicated (Part 2 in our Seller Defined Audience briefing) See part 1 here As always, the devil is in the details.... [Read More](https://info.growthcode.io/blog/nuances-of-sda-and-when-and-why-will-publishers-will-invest-in-sda-part-2) 3 min read [Universal IDs](https://info.growthcode.io/blog/tag/universal-ids) [first-party data](https://info.growthcode.io/blog/tag/first-party-data) [bid enrichment](https://info.growthcode.io/blog/tag/bid-enrichment) [cookie-deprecation](https://info.growthcode.io/blog/tag/cookie-deprecation) ##### [The accurate and responsible use of UIDs and Identity will destroy The Identity Bridge to nowhere](https://info.growthcode.io/blog/destroying-the-identity-bridge-to-nowhere) By [Jonathon Shaevitz](https://info.growthcode.io/blog/author/jonathon-shaevitz) on June 10, 2024 UID Predictability Is a precondition for UIDs and post-cookie addressability to succeed. Short-sighted fraud will destroy the ecosystem. Chase the rats out of the kitchen. (Part 2 in the... [Read More](https://info.growthcode.io/blog/destroying-the-identity-bridge-to-nowhere) 4 min read [bid enrichment](https://info.growthcode.io/blog/tag/bid-enrichment) [addressability](https://info.growthcode.io/blog/tag/addressability) ##### [Multi-Signal: Maximizing Addressability for Open RTB and Deal ID Campaigns](https://info.growthcode.io/blog/multi-signal-adressability) By [Trip Foster](https://info.growthcode.io/blog/author/trip-foster) on January 21, 2025 [Read More](https://info.growthcode.io/blog/multi-signal-adressability) 3 min read [first-party data](https://info.growthcode.io/blog/tag/first-party-data) [bid enrichment](https://info.growthcode.io/blog/tag/bid-enrichment) ##### [How publishers of any size can capture "Disney Magic"](https://info.growthcode.io/blog/how-publishers-of-all-sizes-can-capture-disney-magic) By [Trip Foster](https://info.growthcode.io/blog/author/trip-foster) on September 10, 2025 Mid-to-Long Tail Publishers can unlock Disney-grade first-party data Ad Revenue strategies with GrowthCode Disney's ad tech strategy is a masterclass in modern media monetization. They've... [Read More](https://info.growthcode.io/blog/how-publishers-of-all-sizes-can-capture-disney-magic) 3 min read [bid enrichment](https://info.growthcode.io/blog/tag/bid-enrichment) [identity](https://info.growthcode.io/blog/tag/identity) ##### [The New Rules of Addressability: Why 7+ IDs Is the Sweet Spot for Prebid Uplift](https://info.growthcode.io/blog/why-7-ids-is-the-sweet-spot-for-prebid-uplift) By [Trip Foster](https://info.growthcode.io/blog/author/trip-foster) on July 15, 2025 In the evolving world of programmatic advertising, publishers are looking for every edge they can find. With third-party cookies crumbling, search traffic cratering and signal loss... [Read More](https://info.growthcode.io/blog/why-7-ids-is-the-sweet-spot-for-prebid-uplift) 5 min read [first-party data](https://info.growthcode.io/blog/tag/first-party-data) [bid enrichment](https://info.growthcode.io/blog/tag/bid-enrichment) ##### [Cratering Search Traffic Means Every Visitor Has to Count](https://info.growthcode.io/blog/cratering-search-traffic-means-every-visitor-has-to-count) By [Trip Foster](https://info.growthcode.io/blog/author/trip-foster) on June 23, 2025 How multi-signal bid enrichment helps publishers and SSPs make more from less Search traffic is falling off a cliff. Google’s shift to AI-generated summaries has changed user behavior... [Read More](https://info.growthcode.io/blog/cratering-search-traffic-means-every-visitor-has-to-count) 5 min read [first-party data](https://info.growthcode.io/blog/tag/first-party-data) [open web](https://info.growthcode.io/blog/tag/open-web) ##### [Another False Lifeline](https://info.growthcode.io/blog/3rd-party-cookie-false-lifeline) By [Jonathon Shaevitz](https://info.growthcode.io/blog/author/jonathon-shaevitz) on April 24, 2025 Why the Market will Continue to Pivot to First-Party Data and Stop Its Preoccupation with Chrome’s ‘Legacy’ 3rd Party Cookie. Google’s decision to retain third-party cookies in Chrome is a... [Read More](https://info.growthcode.io/blog/3rd-party-cookie-false-lifeline) 6 min read [addressability](https://info.growthcode.io/blog/tag/addressability) [identity](https://info.growthcode.io/blog/tag/identity) ##### [Will Universal IDs replace the 3rd-party cookie?](https://info.growthcode.io/blog/will-universal-ids-replace-the-3rd-party-cookie) By [Trip Foster](https://info.growthcode.io/blog/author/trip-foster) on July 10, 2023 What are they? Universal IDs (UIDs) are a type of identifier that can be legally used to track users across multiple websites. They are designed to replace third-party cookies, which... [Read More](https://info.growthcode.io/blog/will-universal-ids-replace-the-3rd-party-cookie) 5 min read [first-party data](https://info.growthcode.io/blog/tag/first-party-data) [addressability](https://info.growthcode.io/blog/tag/addressability) [signal ownership](https://info.growthcode.io/blog/tag/signal-ownership) [neutrality](https://info.growthcode.io/blog/tag/neutrality) [agentic advertising](https://info.growthcode.io/blog/tag/agentic-advertising) ##### [When the Buyer Is a Bot, Whose Signal Does It Trust?](https://info.growthcode.io/blog/when-the-buyer-is-a-bot) By [Trip Foster](https://info.growthcode.io/blog/author/trip-foster) on July 15, 2026 AI is going to change media buying at a pace no human trading desk could match. Decisions happening in milliseconds. Spend reallocated across thousands of auctions a second. [Read More](https://info.growthcode.io/blog/when-the-buyer-is-a-bot) 4 min read [first-party data](https://info.growthcode.io/blog/tag/first-party-data) [addressability](https://info.growthcode.io/blog/tag/addressability) ##### [Modern Addressability in Digital Advertising: The Marketer Cheat Sheet](https://info.growthcode.io/blog/modern-marketer-addressability) By [Trip Foster](https://info.growthcode.io/blog/author/trip-foster) on January 16, 2025 Cracking the Marketer's Code for the Future of Digital Ad Targeting The advertising landscape has undergone a seismic shift, with privacy concerns, third-party cookie deprecation, and... [Read More](https://info.growthcode.io/blog/modern-marketer-addressability) 4 min read [![growthcode logo](https://info.growthcode.io/hs-fs/hubfs/growthcode-HORIZ-orange.png?width=180&height=29&name=growthcode-HORIZ-orange.png "growthcode logo")](http://www.growthcode.io) ##### Simplifying Addressability. Amplifying Revenue. [About us](http://www.growthcode.io) About The Platform - [Platform](https://www.growthcode.io/platform) - [Graph](https://www.growthcode.io/graph) - [Enrich](https://www.growthcode.io/enrich) - [Insights](https://www.growthcode.io/insights) - [Curate](https://www.growthcode.io/curate) - [Rosetta](https://www.growthcode.io/rosetta) Solutions - [Publishers](https://www.growthcode.io/publishers) - [Demand](https://www.growthcode.io/demand) - [DSPs & SSPs](https://www.growthcode.io/dsp-ssp) Resources - [Blog](https://info.growthcode.io/blog) - [Downloads](https://info.growthcode.io/growthcode-downloads) - [Docs](https://docs.growthcode.io) - [Glossary](https://www.growthcode.io/growthcode-glossary-of-terms) © 2025 GrowthCode | [Privacy Policy](https://www.growthcode.io/privacy) | [Do Not Sell My Info](https://www.growthcode.io/do-not-sell-or-share-my-personal-information)     ```json { "@context" : "https://schema.org", "@type" : "BlogPosting", "author" : { "@type" : "Person", "name" : "Jonathon Shaevitz", "url" : "https://info.growthcode.io/blog/author/jonathon-shaevitz" }, "dateModified" : "2026-07-17T22:18:05.855Z", "datePublished" : "2025-03-27T13:03:51.000Z", "headline" : "Innovations in Bid Enrichment. We have arrived at 2.0", "image" : [ "https://info.growthcode.io/hubfs/RTB-2.png" ], "mainEntityOfPage" : { "@id" : "https://info.growthcode.io/blog/bid-enrichment-innovations", "@type" : "WebPage" }, "publisher" : { "@type" : "Organization", "logo" : { "@type" : "ImageObject", "url" : "https://info.growthcode.io/hubfs/growthcode-HORIZ-Blue-1.png" }, "name" : "Growthcode" } } ```