AI Search · 24 July 2026

By Eddie Eastwood, Founder

Grok vs ChatGPT for Local Business Recommendations: An Evidence Audit

How many people actually ask AI for a local business?

Two years ago, almost nobody asked a chatbot to find a plumber. That has changed fast. BrightLocal's Local Consumer Review Survey 2026 found that use of ChatGPT and other generative AI tools for local recommendations rose from 6% the previous year to 45%, making AI tools the third most popular source of business recommendations. That is a US consumer survey, not a UK figure, but the direction of travel is hard to ignore.

So it is a fair question for any local business owner: if a customer opens Grok or ChatGPT and types "best Italian restaurant near me" or "emergency plumber in Sheffield", what happens next? This article treats that as an evidence question, not a marketing one. It answers four things in order: what you can observe in the answer, what the tools actually document about how they work, what remains unknown, and what you should strengthen regardless of which tool a customer uses.

For the fuller explanation of why Grok leans on live social data while other tools lean on a search index, see our post on Grok vs Google Gemini: social data vs search. This piece stays on local recommendations specifically.

What can you actually observe when you ask for a nearby business?

Start with what shows up on screen, because that is the only thing either company lets you inspect directly.

With ChatGPT, a local answer that uses search can carry a few visible signals. OpenAI's ChatGPT Search documentation states that responses using search "may include inline citations", and that you "can hover over a citation to learn more and click it to see the source". So when ChatGPT suggests a wine bar in Leeds, you can often open the page it drew from and check it yourself. On a phone, there may be more: OpenAI states that "on iOS and Android, ChatGPT search results may also output a map if the result is appropriate". If the business is a restaurant that takes bookings through a third party, the documentation notes the answer "may include a Reserve button". None of these are guaranteed. They are documented as things that may appear.

Grok is where the observable evidence thins out. The X Help Center documents that Grok can search public X posts and the live web, but xAI does not publish what a local recommendation from Grok is built from, whether it cites a source you can open, or how it chooses one business over another. You can watch Grok return an answer, but you cannot trace it the way you can trace a ChatGPT citation. That gap is not a minor detail. It is the core finding of this audit, and it runs through every section below.

One more observation applies to both tools, and it comes straight from the vendors. X warns that Grok "may confidently provide factually incorrect information, missummarize, or miss some context", and encourages users to "independently verify any information you receive". OpenAI, for its part, does not claim its answers are ranked to a public standard. A confident-sounding local answer from either tool is not proof of a reliable selection process behind it.

What is officially documented about how each tool finds a local business?

Here the two tools are not close. One publishes a detailed local-discovery flow. The other publishes a general retrieval description and stops there.

ChatGPT's documented local flow. OpenAI's ChatGPT Search documentation describes the steps directly. First, location: "ChatGPT also collects general location information based on your IP address and may share that general location with third-party search providers to improve the accuracy of your results." OpenAI gives its own worked example: if you type "What are some good restaurants near me?" and ChatGPT determines from your IP address that you are in the San Francisco area, it "may rewrite your prompt into the search query 'top restaurants San Francisco.'" Second, the search itself: ChatGPT "typically rewrites your query into one or more targeted queries that it sends those providers", and the providers it names include Bing and Shopify. Third, a privacy nuance worth knowing: OpenAI states it "does not share the IP address itself, or any of your ChatGPT account information, with third-party search providers in order to run the search."

There is also an optional layer. OpenAI states that "device location sharing is optional and off by default", and that ChatGPT "can optionally use your device location to provide more relevant information when it searches the web, such as local recommendations, news, and weather." So precise location is a setting the user controls, not something switched on by default. For a closer look at how and when ChatGPT decides to run a web search in the first place, see our post on when ChatGPT searches the web.

Grok's documented retrieval. The X Help Center states that "Grok has a unique feature that allows it to decide whether or not to search X public posts and conduct a real-time web search on the Internet", and that "Grok's access to real-time public X posts allows Grok to respond to user queries with up-to-date information". xAI's developer documentation for its Web Search tool adds that the tool "enables Grok to search the web in real-time and browse web pages to find information." That is the extent of it. There is no published account of how those signals turn into a specific local-business recommendation.

Set side by side, the asymmetry is plain.

The last two rows matter most. Even for ChatGPT, where the plumbing is documented, the selection recipe is not. OpenAI states that "ranking in ChatGPT Search is based on a number of factors designed to help users find reliable, relevant information", followed immediately by "there is no way to guarantee top placement." That is as specific as the public record gets.

What is still unknown about how Grok and ChatGPT choose one business over another?

An evidence audit has to be as clear about the gaps as it is about the facts. Here is what neither company publishes.

For Grok, almost everything about local recommendation is undocumented. There is no published local-business selection mechanism, no published use of maps, distance, business listings, or review data, and no published citation behaviour for a local answer. Because of that gap, several claims that circulate about Grok cannot be supported from any primary source, and this article does not make them: that Grok surfaces local businesses ahead of Google Maps or Yelp, that it "catches" a trend first, that it can summarise how local people feel about a business, or that an inactive X account makes a business invisible to Grok. None of that appears in xAI's or X's documentation. Watching Grok produce a plausible local answer tells you it retrieved something, not how it decided.

For ChatGPT, the flow is documented but the judgement is not. OpenAI describes rewriting, location, and searching named providers, but it does not publish how one restaurant or roofer is chosen over another. It would be a mistake to read the documented rewrite-and-search steps as a "known recommendation recipe" you can reverse-engineer. The steps are public; the weighting is not.

Memory is a common source of confusion, so it is worth pinning down. OpenAI's example is specific: if Memory is on and a user who is known to be vegan and in San Francisco asks for restaurants they'd like, ChatGPT "may rewrite the user's prompt to 'good vegan restaurants San Francisco.'" That is a per-query rewrite aid. It is not a documented promise that recommendations become steadily more personal over time, and this article does not present it as one.

Two more points of hygiene, because both come up in weaker write-ups. ChatGPT does not have a "web index" of its own in the way a search engine does. OpenAI names third-party search providers, so describing it as ChatGPT's own index misstates the documentation. And there is no verified native integration between ChatGPT and Google Workspace, Microsoft 365, or Slack that bears on local recommendations in the sources reviewed here, so no such claim is made.

What should a local business strengthen regardless of which tool a customer uses?

This is the practical part, and it is the one place where the evidence points to clear action. Because neither AI tool publishes a ranking recipe, chasing one is a waste of effort. What both tools sit downstream of is ordinary local-search strength, and that is documented and measurable.

Google's own guidance on improving local ranking rests on three named factors: Relevance, Distance, and Prominence. On prominence, Google states it "means how well-known a business is", and that the factor is "based on info like how many websites link to your business and how many reviews you have." Google also states plainly that "businesses with complete and accurate info are more likely to show up in local search results." That is not a Grok rule or a ChatGPT rule. It is the local-search foundation both AI tools draw from when they search the web.

Reviews carry a lot of that weight, and the consumer data is blunt about it. From BrightLocal's Local Consumer Review Survey 2026 (US consumer behaviour):

• 97% of consumers read reviews for local businesses. Reviews are not a nice-to-have; they are the first thing most people check.
• 47% won't use a business with fewer than 20 reviews, and only 9% are willing to use one with five or fewer. Volume is a threshold, not a vanity metric.
• 74% seek reviews written in the last three months. A wall of five-star reviews that stops eighteen months ago reads as stale.
• 31% will only use a business with 4.5 stars or more, up from 17% the year before. The bar is rising.

So the checklist writes itself, and it does not depend on guessing at either AI tool's internals:

1. Complete your Google Business Profile fully and accurately. Correct name, address, phone, hours, categories, and services.
2. Earn links and mentions. Google names links as part of prominence, and links are something you can influence through genuine coverage and partnerships.
3. Keep reviews coming, and keep them recent. Recency is a stated consumer priority, so a steady trickle beats a one-off push.
4. For ChatGPT specifically, allow the crawler. OpenAI states that "to be included it is important to allow OAI-Searchbot to crawl your site", and that sites opted out of OAI-SearchBot "will not be shown in ChatGPT search answers". This is the one concrete, documented eligibility step either tool offers.

Do those four things and you are strengthening the exact signals both tools retrieve from, without betting on an undocumented mechanism.

Where this sits in your wider AI visibility

Choosing between Grok and ChatGPT is a smaller decision than making sure either one can find you at all. When these tools search the web, they lean on the same local signals: a complete profile, links, and recent reviews. Strengthening those is the same groundwork that decides whether you turn up across a broader set of AI answers, not just a single local recommendation.

If you want the wider playbook for a local business, our guide to answer engine optimisation for local businesses covers the signals that carry across every tool. A free QBiz Leads AI visibility check scans your website in about thirty seconds and returns a clear pass or fail on the signals that decide whether AI tools can find and recommend your business.

Get your AI Visibility audit →

Frequently asked questions

Can Grok recommend a local business near me?

Grok can search public X posts and run a real-time web search, so it can produce an answer to a local question. But xAI and X do not publish how Grok selects or ranks one nearby business over another, whether it cites a source you can open, or what data it uses for a local recommendation. You can observe an answer; you cannot trace how it was chosen.

How does ChatGPT decide which nearby business to suggest?

OpenAI documents part of the process. ChatGPT works out your general location from your IP address, rewrites your prompt into one or more targeted search queries, and sends those to search providers it names, including Bing and Shopify. It answers with inline citations you can click. What OpenAI does not publish is how one business is ranked above another, stating only that there is "no way to guarantee top placement".

Does ChatGPT know where I am?

OpenAI states that ChatGPT collects general location information based on your IP address to improve local results, but does not share the IP address itself or your account information with the search providers. More precise device location is a separate, optional setting that is off by default and that you can turn on or off at any time.

Does turning on Memory make ChatGPT's local recommendations more personal over time?

Not in the way that phrase suggests. OpenAI's documented example is a single-query aid: if Memory knows you are vegan and in San Francisco, ChatGPT may rewrite "restaurants near me" into "good vegan restaurants San Francisco" for that request. It is a per-query rewrite, not a documented promise that recommendations steadily become more personalised.

Does ChatGPT show where its recommendation came from?

Often, yes. OpenAI states that responses using search may include inline citations, and that you can hover over a citation and click it to see the source. On iOS and Android, a local answer may also include a map when appropriate. Grok does not document equivalent citation behaviour for local recommendations.

How do I get my business included in ChatGPT's search answers?

OpenAI names one concrete step: allow OAI-SearchBot to crawl your site, and make sure your host or CDN allows traffic from OpenAI's published IP addresses. Sites opted out of OAI-SearchBot "will not be shown in ChatGPT search answers". There is no equivalent published step for Grok.

Does an inactive X account make my business invisible to Grok?

There is no documentation to support that. The X Help Center describes Grok searching public X posts and the web, and states that Grok is available to X users, but it says nothing about a business's own account activity affecting whether Grok can recommend it. Treat any claim that an inactive account makes you invisible as unverified.

Can I pay to rank first in ChatGPT or Grok local results?

Neither company publishes a paid-placement route for local recommendations, and OpenAI states directly that there is "no way to guarantee top placement" in ChatGPT Search. Ranking, where it is described at all, is said to rest on factors meant to surface reliable, relevant information, not on payment.

Do reviews still matter if customers find me through an AI assistant?

Yes, and arguably more. When an AI tool searches the web, it is drawing on the same local sources people and search engines use. Google names reviews as part of prominence, and BrightLocal's 2026 survey found 97% of consumers read reviews, with 47% avoiding businesses that have fewer than 20. Strong, recent reviews strengthen the signals every tool retrieves from.

Which is better for local recommendations, Grok or ChatGPT?

On evidence rather than preference: ChatGPT documents its local-discovery flow (location, query rewriting, named providers, citations, maps, and a clear crawler eligibility step), while Grok documents only general real-time retrieval and publishes nothing about local-business selection. That does not make Grok worse at answering; it makes ChatGPT more inspectable. For a business owner, the more useful move than picking a favourite is strengthening the fundamentals both tools rely on: a complete profile, links, and recent reviews.