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> AI search demographics in 2026: who uses ChatGPT vs Perplexity vs Gemini vs Samsung AI. Data-driven guide to targeting the right AI platform for your audience.
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## Perplexity Is Now Default on Samsung Galaxy Phones: What That Means for Your AI Citations

Samsung put Perplexity at the OS level in the Galaxy S26. ChatGPT's user base now spans the B2B professionals who approve purchases. GEO is no longer optional. Here's what it means for your brand's AI visibility and what to do about it.

Ethan Lim2026-05-158 min read

Last updated: 2026-08-15

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## Why the Samsung Deal Changes the AI Search Game in 2026

Samsung putting Perplexity at the OS level makes Perplexity citations a default mobile channel, while ChatGPT's user base now reaches the professionals who approve B2B purchases. Perplexity signed a widely reported distribution deal with Samsung in early 2026. By the time the Galaxy S26 shipped, Perplexity was embedded in the OS at three levels: the widget tray, the long-press context menu, and the default browser home screen. Samsung users didn't have to download an app. They didn't have to open a browser. They just asked a question.

Millions of Samsung users, a default AI answer engine, and zero friction.

The B2B shift shows up in buyer research, not speculation: 51% of B2B buyers start their research in an AI chatbot, and 69% changed vendor choices based on AI guidance (Walker Sands via Search Engine Land, Mar 2026). These are the same professionals who set vendor shortlists, and they're now doing initial research on AI platforms before they ever type a query into Google.

These two shifts (distribution and demographics) define the AI search environment for the next three years. If your brand isn't visible to Perplexity and ChatGPT, you're not just missing a channel. You're missing the first conversation your prospects have before they become customers.

## Why does default placement change everything for AI search?

Traditional SEO campaigns spend months and budgets earning visibility for keywords with 1,000 to 10,000 monthly searches. The Samsung deal puts Perplexity in front of Samsung's global device install base: users who haven't made an active choice to use AI search. They're just using their phone.

This matters for three reasons.

Volume without intent gap. Most SEO work targets people who already know what they're looking for. The Samsung deal reaches people in research mode, asking questions naturally, without the keyword-framing that traditional search requires. These users ask "what's the best way to handle software compliance for healthcare companies" instead of "healthcare compliance software G2." Perplexity's AI citations answer the question directly, including a source link. If that source is your content, you've captured a prospect Google would never have shown you.

Citation at the moment of consideration. The Samsung integration places Perplexity at the exact moment users are weighing decisions: which product to buy, which vendor to evaluate, which approach to take. Traditional search reaches people who've already narrowed their options. Perplexity reaches them while options are still open.

Recency amplification. Perplexity's citation algorithm weights content freshness more heavily than Google does. Content published or updated within 30 days is cited at 3.2x the rate of older content, and citation lift decays after about 13 weeks (First Page Sage). For brands publishing regular content, this creates a compounding advantage: every new post increases your citation surface area for the queries Samsung users are asking right now.

The brands that understand this treat Perplexity citations as a distribution channel, not a ranking metric. They ask "how do we get cited by Perplexity when a Samsung user in our market asks a question" instead of "how do we rank for this keyword."

## Why do ChatGPT's professional users matter for B2B?

For two years, the marketing conversation about AI search focused on younger demographics. Gen Z uses Perplexity. Millennials adopted ChatGPT early. The assumption was that enterprise buyers (the 40-to-60-year-olds who control technology budgets) were still using Google and LinkedIn.

The buyer research demolished that assumption.

A 2026 Walker Sands study of 828 companies and 45M+ queries found the median B2B brand is cited in just 3% of relevant AI Overviews (Walker Sands, 2026) (Walker Sands, 2026) (Walker Sands, 2026) (Walker Sands, 2026) (Walker Sands, 2026). That number says two things: AI answers already shape B2B research, and almost nobody in the category is visible inside them. ChatGPT remains the largest AI search engine by far: roughly 52% share and ~900M weekly users, versus Perplexity's 3.4% share and 45M users (First Page Sage's Google vs ChatGPT market-share report, Similarweb).

For B2B brands, this demographic s
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