← Back to Blog
Sales Strategy

B2B Buyers Are Using ChatGPT to Choose Vendors. Here's What That Means for Your Pipeline.

By CakeSearch  ·  June 2026  ·  7 min read

Your buyer opens ChatGPT and types a question. Not a search query — a real question, the kind they'd ask a knowledgeable colleague:

Actual buyer query
"What's the best B2B data enrichment tool for a 200-person SaaS company? We want something that integrates with Salesforce and doesn't require a huge upfront commitment."

ChatGPT generates a confident, structured answer. It lists four platforms. It explains the tradeoffs. It makes a recommendation based on company size and requirements. The buyer reads it, clicks through to the top two suggestions, and starts a trial.

If your company isn't in that answer — even if you rank #1 for every relevant keyword in Google — you were never considered. The shortlist was built before your buyer visited any vendor website, before your SDR sent a single email, before any paid ad was shown.

This is already happening. The question is whether it's happening for you or against you.

The Scale Is Already Significant

This isn't a future concern. Daily AI search users in the US rose from 14% of adults in February 2025 to 29.2% by August 2025 — a doubling in six months. (Datos Intelligence, 2025) Google's AI Overviews reached 2 billion monthly users by Q2 2025. Gartner predicts 25% of traditional search volume will shift to AI-powered platforms by 2026.

2B
Monthly Google AI Overview users, Q2 2025
29%
US adults using AI search daily (up from 14% six months prior)
25%
of search volume predicted to shift to AI by 2026 (Gartner)

The buyers most likely to be in this cohort are exactly the people you're trying to reach: digitally-native professionals doing independent pre-purchase research, often before they ever engage a vendor.

How B2B Buyers Actually Use AI in the Buying Process

B2B AI search behavior tends to cluster around three types of queries — all of which happen early in the buying journey:

Vendor discovery: "What are the leading [category] platforms for a [company size] company?" "Who are the top [category] providers in [industry]?" These queries are where your brand either appears on the initial longlist or doesn't.

Feature and capability comparison: "How does [your category] handle [specific use case]?" "Which [category] tools have the best [integration/feature]?" These queries shape how buyers understand the category and what questions they bring to demos.

Competitive shortlisting: "What are the best alternatives to [dominant competitor]?" "[Competitor A] vs [Competitor B] — which is better for [use case]?" These queries directly determine which vendors make it onto a formal evaluation list.

If your brand is absent from these queries, you're not just missing traffic. You're being excluded from the consideration process itself.

The Pipeline Math

The impact compounds through the funnel. Consider a hypothetical scenario:

Monthly website visitors (organic)5,000
% who started with AI search~25%
Buyers lost before reaching your site (not cited in AI answer)~1,250/mo
Typical B2B trial/demo conversion rate2–3%
Pipeline opportunities lost per month25–38

That's not leads you're converting poorly. Those are leads that never existed — buyers who formed a shortlist that didn't include you and moved on to evaluate your competitors.

Why AI Answers Are Different From Missing a Google Ranking

You might be thinking: we miss Google rankings too, and we still hit our numbers. This is different in three important ways.

AI answers carry implicit authority. When Google returns 10 blue links, buyers understand they're looking at a list of options to evaluate. When ChatGPT says "the best solution for your use case is X," it reads as a recommendation from a trusted, knowledgeable source — not an index of options. Buyers who get AI recommendations are in a different mental state than buyers who see a SERP.

AI answers shortlist, not just drive traffic. Google affects how many people visit your site. AI answers affect whether buyers consider you at all. Absence from AI answers means absence from the mental model your buyers form before they start any formal vendor evaluation.

The competitive impact is asymmetric. If a competitor appears in AI answers and you don't, that competitor gains the trust and credibility that comes with being recommended by an AI model. They walk into demos with a different status. This shapes every subsequent interaction in the sales process.

The First-Mover Window Is Open — For Now

According to eMarketer, 54% of US marketers plan to implement GEO (Generative Engine Optimization) within the next 3–6 months. That means the majority haven't started yet.

Brands that establish AI search presence now gain a compounding advantage: LLMs develop preferences for sources they consistently encounter across the web, and those preferences are hard to displace once formed. The brands that establish AI visibility in 2026 will be significantly harder to dislodge in 2027.

The window: Most of your competitors have not yet optimized for AI search. The brands that move first will accumulate the co-citation footprint and authority signals that make LLM citation increasingly likely — creating a compounding advantage that's difficult to replicate later.

Three Things to Do Right Now

1. Run the test yourself. Open ChatGPT and type 5 queries your buyers would actually use — vendor comparisons, category searches, "best [category] for [company type]" queries. Write down which brands appear. If you're not in the answers, now you know your baseline.

2. Check your co-citation footprint. Search your brand on Reddit, G2, and Capterra. These are among the sources AI models weight most heavily when forming opinions about B2B brands. If you have thin or no coverage on these platforms, that's a primary driver of AI invisibility — regardless of how strong your website SEO is.

3. Bring this to your marketing team as a revenue conversation. AI search invisibility is a pipeline issue, not a content issue. The framing matters: this isn't about optimizing another channel — it's about ensuring your brand appears in the consideration process for buyers who are already actively looking for what you sell.

Find Out if You're on Your Buyers' AI-Generated Shortlist

We run a free AI visibility check — testing your buyers' actual queries across ChatGPT, Perplexity, and Google AI Overviews, with competitive benchmarking included. No pitch. Just your current position.

Get Your Free Visibility Check

Frequently Asked Questions

How are B2B buyers using AI in the purchasing process?

B2B buyers use AI search for early-stage vendor discovery — asking questions like "what's the best [category] tool for a 200-person company," "how do leading B2B teams solve [problem]," and "[competitor] vs [category] alternatives." These AI-generated answers shape the shortlist before buyers visit any vendor website or speak with any sales rep.

What is AI Share of Voice and why does it matter for sales?

AI Share of Voice measures how often your brand appears in AI-generated answers to your buyers' most common research queries. If buyers are asking 10 questions in their vendor research process and your brand appears in 2 of those answers, your AI Share of Voice is 20%. Brands not present in those answers are effectively invisible during AI-assisted shortlisting.

Is AI search adoption significant enough to matter for B2B sales?

Yes. Google AI Overviews reached 2 billion monthly users by Q2 2025. Daily AI search users in the US rose from 14% in February 2025 to 29.2% by August 2025. Gartner predicts 25% of traditional search volume will shift to AI platforms by 2026. For B2B companies, the buyers most likely to use AI for vendor research are exactly the digitally-native buyers doing independent pre-purchase research.

What's the difference between GEO and traditional SEO for sales teams?

Traditional SEO determines how high your pages rank in Google search results — affecting click-through traffic. GEO (Generative Engine Optimization) determines whether your brand is cited in AI-generated answers — affecting whether buyers consider you at all during their research. They operate at different stages of the same buyer journey.

Free — No Commitment

See Where Your Brand Stands in AI Search

We test 15 of your buyers' top queries across ChatGPT, Perplexity, and Google AI Overviews — and show you exactly where you appear, where competitors are being cited, and what's driving the gap.

Check My AI Visibility

Takes 2 minutes to request. We'll follow up within one business day.