Observed Signal · Sep 10, 2026 · Market Forecast · Source: Digiday · Impact: 4/5 · Sentiment: Positive
US Ad Spend Forecast Revised Upward Amid Rising AI Use
The Interactive Advertising Bureau (IAB) has revised its 2026 U.S. ad spend growth forecast to 12.3%, up from 9.5%, citing strong spending around major live events like the Winter Olympics and the World Cup. Research consultancy Madison & Wall projects global ad spend growth of 11% to over $1.3 trillion. Notably, the share of ad dollars directed through AI or automated campaign types, such as Meta's Advantage+ and Google's Performance Max, is set to rise to 12% of U.S. ad spend ($479 billion excluding political), up from 2% in 2023. By 2030, AI-directed spend is expected to reach $158 billion, or 27% of the U.S. ad market. Media agencies report significant client adoption, with some allocating over 50% of search budgets to Performance Max. Platforms like Google and Meta are driving this shift, with Google's AI Max and Performance Max accounting for 30% of search spend, and Meta's Advantage+ on track for $75 billion in annual revenue.
The article reports revised upward ad spend forecasts and highlights the significant shift of ad dollars into AI-driven campaign types, a major industry trend with broad implications for advertisers, agencies, and platforms.
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Key Takeaways & Evidence Grounding
- The IAB revised U.S. ad spend growth forecast for 2026 to 12.3%, up from 9.5%.
- Madison & Wall estimates global ad spend will grow 11% in 2026 to over $1.3 trillion.
- AI-directed ad spend is projected to rise to 12% of U.S. ad spend in 2026, up from 2% in 2023.
- By 2030, AI-directed ad spend is expected to reach $158 billion, 27% of the U.S. ad market.
- Meta's Advantage+ run rate is on track to hit $75 billion in 2026, up from $60 billion in 2025.
Connected Companies & Entities
11 Entities mapped“Meta's Advantage+ run rate is on track to hit $75 billion this year, up from $60 billion in 2025, per comments made by CFO Susan Li....”
“Google's AI Max, an automated campaign type, is also currently the only means for brands to buy advertising against AI content....”
“Madison & Wall estimated that Google owner Alphabet, along with Meta and Amazon, would account for 60% of all ad revenue in North America....”
“Madison & Wall estimated that Google owner Alphabet, along with Meta and Amazon, would account for 60% of all ad revenue in North America....”
“In addition to Meta and Google, Reddit, Pinterest and TikTok each offer automated campaign types....”
“In addition to Meta and Google, Reddit, Pinterest and TikTok each offer automated campaign types....”
“In addition to Meta and Google, Reddit, Pinterest and TikTok each offer automated campaign types....”
“Earlier this year, WPP estimated that AI search ads would become the fastest growing channel in advertising....”
“John Dawson, vp of strategy at Jellyfish, commented on AI entering every part of the marketing lifecycle....”
“According to Tinuiti, PMax campaigns have accounted for 60-70% of ad spend among retail clients since the fourth quarter of 2025....”
Ontology Mapping & Concepts
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