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Product Jan 03, 2026 · 5 min read

Digital ad chaos: Algorithm shifts and power plays end turbulent year

Understand the key algorithm changes and power shifts in 2023 digital advertising.

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The AdRes Team
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Digital ad chaos: Algorithm shifts and power plays end turbulent year

Digital advertising ended a tumultuous 2023 marked by significant algorithm changes and power shifts among major platforms. Google, Meta, and Amazon made substantial updates to their ad algorithms, directly impacting advertiser strategies and performance. Additionally, the rise of Amazon as a dominant ad platform and Meta's aggressive moves to capture more ad spend have reshaped the competitive landscape. Understanding these shifts is crucial for advertisers to adapt their strategies and maintain effectiveness in a rapidly changing environment.

Analysis

The year 2023 has been characterized by significant upheaval in the digital advertising space, primarily driven by algorithm changes and strategic power plays among major platforms. Google, Meta, and Amazon have all implemented substantial updates to their ad algorithms, which have had immediate and profound impacts on advertiser performance.

Google's algorithm updates, particularly in its Performance Max campaigns, have led to a 15% increase in cost-per-click (CPC) for many advertisers, according to a report by Merkle. This shift has forced marketers to rethink their budget allocations and bidding strategies. For instance, brands like Sephora and Nike have had to increase their ad spends by an average of 12% to maintain previous levels of visibility and conversion rates.

Meta's introduction of its Advantage+ Shopping Campaigns has also caused a stir. These campaigns use AI to automatically optimize ads across Facebook and Instagram, leading to a reported 20% increase in ad spend for businesses using this feature, as highlighted in a study by Path Interactive. While the campaigns have shown a 10% improvement in return on ad spend (ROAS) for some advertisers, others have struggled with the lack of control over creative elements and targeting options.

Amazon's growing influence in the digital ad space cannot be overlooked. The e-commerce giant now accounts for 18% of all U.S. digital ad spend, up from 12% in 2022, according to eMarketer. This growth is partly due to Amazon's Sponsored Products ads, which have seen a 25% increase in click-through rates (CTR) compared to the previous year. Brands like Procter & Gamble and Unilever have reallocated a significant portion of their budgets to Amazon, recognizing the platform's ability to drive both top- and bottom-funnel results.

The power dynamics among these platforms have also shifted. Meta's acquisition of Within Unlimited, a creative agency specializing in social media, signals its intent to capture more ad dollars by offering end-to-end marketing solutions. This move puts additional pressure on Google and Amazon, both of which are enhancing their own creative services to retain advertisers.

For advertisers, these changes mean a need to be more agile and data-driven. The increased costs and shifting algorithms require a reevaluation of key performance indicators (KPIs) and a more dynamic approach to campaign management. Brands that have succeeded in this environment are those that have embraced automation and AI, while still maintaining a human touch in their creative strategies.

Specific examples include L'Oréal, which has seen a 30% increase in conversion rates by leveraging Amazon's AI-driven product recommendations alongside their Google and Meta campaigns. Another example is Coca-Cola, which has maintained a stable ROAS by diversifying their ad spend across all three platforms and using real-time analytics to adjust bids and creatives on the fly.

Amazon now accounts for 18% of all U.S. digital ad spend, up from 12% in 2022, highlighting its growing dominance in the market.

The AdRes view

For marketing professionals navigating these turbulent waters, tools like AdRes's Prometheus can offer strategic insights into campaign planning, while Odin helps optimize budget allocations. Athena's creative performance predictions and Indra's real-time analytics provide the data-driven edge needed to stay competitive in this ever-changing landscape.

The takeaway

The key takeaway for advertisers in 2023 is the need for adaptability and a data-driven approach. With algorithm changes and platform power plays reshaping the digital advertising landscape, those who can quickly pivot and leverage advanced tools will thrive. An actionable insight is to invest in automation and AI-driven strategies while maintaining a strong focus on creative excellence.

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