SERPs with Ads + AI Overviews Grew by Over 394% in 2025

Why It Matters

The surge ties Google’s ad revenue model to the expanding AI search experience, forcing marketers to rethink visibility strategies across paid and organic channels. Brands that ignore the new ad‑AI mix risk losing high‑intent traffic to competitors.

Key Takeaways

• Ads on AI Overview SERPs rose 394% YoY
• Bottom placements dominate ad presence on AI SERPs
• Informational intent drops to 57% as commercial queries grow
• Google testing ads inside AI Overviews, signaling future norm
• Marketers must blend PPC and SEO for AI-driven SERPs

Pulse Analysis

The 394% jump in ad exposure on AI Overview SERPs reflects Google’s strategic pivot to monetize its AI‑driven search layer. Early 2025 data showed AI summaries serving mainly informational queries, but by October commercial, transactional and navigational intents comprised nearly half of the mix. This shift creates premium inventory for advertisers, as higher‑intent searches are more likely to convert, prompting Google to increase ad density and experiment with new formats.

Placement analysis reveals a clear hierarchy: bottom‑of‑page ads now appear on 25% of AI‑enhanced results, while middle and top slots remain modest at 13% and lower respectively. Users tend to linger on the results page, consuming the AI summary before clicking an ad, which boosts dwell time and overall page value for Google. For marketers, securing bottom placements may become a baseline expectation, while top placements could offer incremental visibility for brands willing to bid higher.

The convergence of AI Overviews and ads forces a blended approach to search marketing. PPC campaigns can capture immediate, high‑intent traffic, while SEO continues to build sustained organic presence that may appear alongside or even within AI summaries. Leveraging insights from ad performance—such as keyword intent trends—can inform content optimization for AI Overviews. As Google pilots ads embedded directly in AI summaries, early adopters who align creative messaging with AI‑generated content will likely gain a competitive edge in the evolving SERP landscape.