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AI Is Much Bigger Than You Think: Search and LLM Growth

AI Is Much Bigger Than You Think: Search and LLM Growth

AI Is Much Bigger Than You Think: Search and LLM Growth logo Graphite
Study
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Intermediate
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San Francisco, USA
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Ethan Smith
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Published · 20 Apr 2026
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https://graphite.io/five-percent/ai-is-much-bigger-than-you-think
Overview
This research report argues that AI usage is significantly larger than most industry estimates because many studies ignore mobile app activity. Using combined web and app session data across major LLM platforms, the report estimates that AI usage has reached more than half the size of traditional search globally. The resource also explores AI adoption trends, market share changes, and why AI search growth is reshaping discovery behavior rather than replacing traditional search entirely.
Best For
  • SEO professionals researching AI search adoption trends
  • Growth marketers analyzing AI discovery behavior
  • SaaS teams evaluating AI channel opportunities
  • Executives monitoring AI market evolution
  • Analysts studying search and LLM usage patterns
Key Takeaways
  • Show how mobile app usage dramatically increases estimated AI search activity.
  • Explain why web-only AI traffic analyses significantly underestimate LLM adoption.
  • Highlight continued growth of total search and discovery activity worldwide.
  • Demonstrate how ChatGPT gained meaningful share within search behavior ecosystems.
  • Explore how AI adoption differs between global and US markets.
Topics covered
AI Search AI Adoption GEO AI Visibility Search Trends ChatGPT Usage LLM Analytics Mobile AI Usage Consumer Behavior Search Evolution
Ethan Smith CEO at Graphite
Ethan Smith writes about SEO, AI search, organic growth, and search visibility strategy. His work focuses on large-scale search data analysis, AI-driven discovery trends, and evidence-based SEO research.
FAQ

The resource focuses on the true scale of AI search usage and how LLM adoption compares with traditional search behavior.

Readers can learn how AI usage is measured, why mobile app activity matters, and how AI adoption is changing discovery trends.

SEO professionals, marketers, analysts, SaaS teams, and executives researching AI search growth would benefit most.

AI-powered search and conversational discovery platforms are rapidly expanding, making accurate measurement of AI adoption increasingly important.