Last updated: October 2026. Every statistic links to its original source, with the date it refers to.
AI search is no longer an experiment. Hundreds of millions of people now ask ChatGPT, Gemini and Google’s AI features for answers every week, and those answers decide which brands get considered. This page collects the most useful AI search statistics for 2026, each linked to its source, so you can quote them with confidence and see what they mean for your SEO and AEO plans.
The short answer: the key AI search statistics for 2026 are that ChatGPT reached 1 billion weekly active users in August 2026, Google’s AI Overviews passed 2.5 billion monthly users and AI Mode 1 billion, the Gemini app reached 1 billion monthly users, users click traditional results about half as often when an AI summary appears, and visitors who arrive from AI search often convert far better than average. Search is not shrinking; Google reports its fastest query growth in five years. What is changing is where the click goes.
Key AI search statistics at a glance
| Statistic | Figure | Source and date |
|---|---|---|
| ChatGPT weekly active users | 1 billion | Yahoo Tech, August 2026 |
| Google AI Overviews monthly active users | Over 2.5 billion | Google I/O, May 2026 |
| Google AI Mode monthly active users | Over 1 billion | Google I/O, May 2026 |
| Gemini app monthly active users | 1 billion | Alphabet Q3 2026 |
| ChatGPT share of generative AI web visits | About 53% | Similarweb, May 2026 |
| Clicks on traditional results with an AI summary | 8% of visits, versus 15% without | Pew Research Center, March 2025 data |
| Estimated drop in top result click through rate with an AI Overview | About 58% | Ahrefs, December 2025 data |
| AI Overview citations that rank in Google’s top 10 | 76.10% | Ahrefs, 2025 |
| Conversion of AI referrals versus other traffic, US retail | 31% better | Adobe, 2025 holiday season |
| Working age population using AI in the UAE | 70.1%, versus 17.8% globally | Microsoft AI Diffusion Report, Q1 2026 |
AI assistant usage statistics
- ChatGPT reached 1 billion weekly active users, according to Yahoo Tech reporting OpenAI’s announcement in August 2026.
- The Gemini app reached 1 billion monthly active users, which Google described as the fastest growing product in its history in its Q3 2026 earnings remarks.
- Gemini had passed 900 million monthly active users by Google I/O in May 2026, up from 400 million a year earlier, according to Google.
- Google’s model APIs process nearly 32 billion tokens per minute, up 40% on the previous quarter, according to Alphabet in October 2026.
Google AI Overviews and AI Mode statistics
- AI Overviews reached over 2.5 billion monthly active users, and AI Mode passed 1 billion monthly active users within about a year of launch, according to Google at I/O 2026.
- Queries in AI Mode are on average three times longer than traditional searches, and one in five AI Mode searches globally use voice, images or documents, according to Alphabet Q3 2026.
- Google handles over 50 billion visual searches per month, according to Alphabet Q3 2026.
- AI Overviews appear in more than 43% of US searches, according to Similarweb.
AI search market share statistics
- ChatGPT’s share of worldwide generative AI web visits fell from about 76% in June 2025 to about 53% in May 2026, while its visit numbers stayed roughly flat, according to Similarweb.
- Gemini’s share rose from under 9% to about 27 to 28% over the same period, and Claude’s from about 2% to close to 9%, according to Similarweb.
- Takeaway: AI search is becoming a multi platform channel. Optimising only for ChatGPT leaves a growing share of AI answers unmeasured.
AI search click and traffic statistics
- When a Google AI summary appeared, users clicked a traditional result in 8% of visits, compared with 15% without a summary, and clicked a link inside the summary in about 1% of visits, according to Pew Research Center (900 US adults, March 2025).
- About 18% of the Google searches in Pew’s sample produced an AI summary (Pew Research Center).
- An AI Overview reduces the click through rate of the top ranking page by about 58%, comparing December 2023 with December 2025 across 300,000 keywords, according to Ahrefs.
- Despite this, Google reports that its year over year query growth rate is the highest in five years (Alphabet Q3 2026). People search more; fewer of those searches end in a click.
AI referral traffic and conversion statistics
- AI driven traffic to US retail sites grew 693% year over year in the 2025 holiday season, with travel up 539% and financial services up 266%, according to Adobe.
- AI referrals to retail sites converted 31% better than other traffic sources, and AI visitors spent 45% more time on site, according to Adobe.
- Adobe projects AI traffic to US retail sites to grow 130% year over year in the 2026 holiday season, and reports AI referral traffic in July 2026 was up 1,219% on October 2024 (Digital Commerce 360).
- At Ahrefs, AI search sent about 0.5% of visitors but 12.1% of signups in a 30 day period, with AI visitors converting at roughly 23 times the rate of organic search visitors (Ahrefs).
AI citation and brand visibility statistics
- 76.10% of pages cited in Google AI Overviews rank in Google’s top 10 for the query, based on 1.9 million citations, according to Ahrefs.
- Across 30 million cited sources in March 2026, the most cited domains in AI search were Reddit, YouTube, LinkedIn and Wikipedia, according to Peec AI, with rankings varying by platform and industry.
- The chance of an AI assistant returning the same list of brand recommendations twice for the same prompt was under 1 in 100, and the same list in the same order closer to 1 in 1,000, in research by SparkToro and Gumshoe reported by Search Engine Land.
- Takeaway: single AI answers are not a reliable metric. Track mention frequency across many prompts and runs, as covered in our guide to measuring LLM mentions per 100 queries.
AI adoption statistics for the UAE
- 70.1% of the UAE’s working age population used AI in the first quarter of 2026, the highest rate in the world, against a global average of 17.8%, according to the Microsoft AI Diffusion Report reported by Khaleej Times.
- Takeaway: for UAE businesses, AI assistants are already a mainstream research channel, so AI visibility belongs in the marketing plan now, not later.
AI search predictions versus what happened
In February 2024, Gartner predicted that traditional search engine volume would drop 25% by 2026 because of AI chatbots and virtual agents. The data so far tells a more nuanced story: Google reports its fastest query growth in five years, while AI assistants have grown alongside it. The bigger change is in clicks. More questions are answered on the results page or inside an assistant, and the clicks that remain are more valuable, as the conversion figures above show.
What these AI search statistics mean for marketers
- Measure AI visibility as a channel. With billions of monthly users across AI Overviews, AI Mode, Gemini and ChatGPT, track how often your brand appears; our comparison of AI visibility tracking tools can help you choose.
- Keep ranking in the top 10. Most AI Overview citations come from pages that already rank, so classic SEO still feeds AI answers.
- Earn mentions on the sources AI tools cite. Community, video and review platforms matter; our guide to citation source mapping shows how to find yours.
- Value clicks over traffic. Fewer, better qualified visits from search and AI mean revenue focused metrics matter more; see our guide to search coverage.
- Report AI traffic separately. Track AI referrals and their conversions alongside organic search, as covered in our guide to AEO KPIs.
How to cite these statistics
You are welcome to use these statistics in your own articles and presentations. Please cite the original source linked next to each figure, and link to this page as the collection: “AI Search Statistics 2026, Crawl To Click”. We update this page as new data is published.
How Crawl To Click uses AI search data
At Crawl To Click, industry statistics set the context, but every engagement starts with the client’s own numbers: AI referral traffic and conversions in analytics, mentions per 100 queries across the AI assistants their buyers use, and the sources those assistants cite in their category. We then compare those figures with benchmarks like the ones on this page to decide where AI visibility work will pay off first. Learn more about our approach.
FAQs on AI search statistics
How many people use ChatGPT in 2026?
ChatGPT reached 1 billion weekly active users in August 2026, according to reporting of OpenAI’s announcement by Yahoo Tech.
How many people use Google AI Overviews?
Google said at I/O in May 2026 that AI Overviews had over 2.5 billion monthly active users and AI Mode over 1 billion.
Do AI Overviews reduce clicks?
Yes. Pew Research found users clicked a traditional result in 8% of visits with an AI summary versus 15% without, and Ahrefs estimated an AI Overview cuts the top result’s click through rate by about 58%.
Does AI search traffic convert well?
Studies suggest it often does. Adobe found AI referrals to US retail sites converted 31% better than other traffic in the 2025 holiday season, and Ahrefs reported AI visitors converting at about 23 times its organic rate.
Is Google search volume declining because of AI?
Not according to Google, which reported in October 2026 that its year over year query growth was the highest in five years. Clicks per search, rather than searches, are what is falling.
Want to know where your brand stands in AI search?
These numbers show the shift. Your own data shows what it means for you. Request an AI visibility baseline and see how often AI assistants mention your brand today.
Disclaimer: Statistics are reported as published by the linked sources, for the dates stated, and may be revised. Different studies use different methods and samples, so compare figures with care.
