When someone asks ChatGPT to recommend a website, asks Gemini to compare products or uses Perplexity to research a topic, the answer may include links to websites the user has never encountered through traditional search.

For website owners, bloggers, businesses and publishers, this creates a new opportunity: getting discovered through AI-generated answers, not just conventional search results.

But there is an important distinction. You cannot guarantee that ChatGPT, Gemini or Perplexity will recommend your website. You can improve your chances of being discovered, understood and considered by making your content accessible, useful, trustworthy and relevant to the questions people ask.

The official guidance from OpenAI, Google and Microsoft supports a practical starting point: traditional SEO still matters. Pages need to be discoverable, technically accessible and useful. OpenAI also documents a specific crawler, OAI-SearchBot, for ChatGPT search, while Perplexity provides its own crawler guidance. Google's AI search features rely on its existing search infrastructure and eligibility requirements.

This guide explains how to prepare your website for AI-driven discovery, what to change technically, how to create content that deserves to be cited, and how to measure whether your efforts are working.

How Do ChatGPT, Gemini and Perplexity Find Websites?

The first step is understanding that these products do not all discover and recommend websites in exactly the same way.

Some AI experiences retrieve information from the web when answering a question. Others may use an existing search index, information available through connected services, or model knowledge that does not depend on a fresh web search.

That distinction matters because a website cannot expect every AI answer to use the same sources.

ChatGPT

ChatGPT can search the web and provide answers with links to relevant sources. OpenAI explains that its search experience uses multiple factors to rank results and that placement is not guaranteed.

OpenAI recommends allowing OAI-SearchBot to crawl your website if you want its content to be eligible for inclusion in ChatGPT search results.

Official documentation: OpenAI's overview of its web crawlers.

Google Gemini

Gemini is Google's AI assistant, while AI Overviews and AI Mode are AI-powered experiences within Google Search. They are related but distinct products.

Google's official documentation explains that AI Overviews and AI Mode use Google's existing search infrastructure. A page must meet the relevant technical requirements and be eligible to appear in Google Search with a snippet to be eligible for these search AI features.

Google does not promise that every indexed page will appear in an AI-generated answer.

For website owners, this means maintaining sound technical SEO, publishing useful content and ensuring important pages can be discovered remains essential.

Official documentation: Google Search Central's guide to AI features.

Perplexity

Perplexity is designed around answering questions with web sources and citations. Its documented crawler, PerplexityBot, helps surface and link websites in Perplexity search results.

Perplexity recommends allowing this crawler and permitting its requests through relevant firewall rules if you want your content to be discoverable through its search experience.

Official documentation: Perplexity's crawler guide.

The practical lesson is that AI visibility begins with discoverability, but it does not end there. A crawler being able to access a page does not guarantee that the page will be selected, cited or recommended.

1. Make Sure AI Search Crawlers Can Access Your Website

Before rewriting articles or adding new SEO techniques, check whether your website allows the relevant crawlers to reach its public content.

A page may be excellent but difficult to discover if its URL is blocked, the server rejects automated requests, or important content is inaccessible.

Check your robots.txt file

Your robots.txt file provides crawling instructions to compatible web crawlers. It is usually available at:

https://yourdomain.com/robots.txt

For example, a website that wants to allow the documented search crawlers could use rules such as:

User-agent: OAI-SearchBot
Allow: /

User-agent: PerplexityBot
Allow: /

User-agent: Googlebot
Allow: /

Sitemap: https://yourdomain.com/sitemap.xml

Replace yourdomain.com and the sitemap path with your actual website details. Keep any existing rules that protect private or unnecessary areas of your site.

These rules are examples, not a complete robots.txt configuration. If your file contains broader restrictions, remember that crawler-specific groups can change which rules apply. Review the complete file before modifying it.

Allowing a crawler does not guarantee that your content will be indexed or cited.

Understand the difference between search and AI training crawlers

OpenAI documents separate controls for different purposes:

  • OAI-SearchBot supports discovery for ChatGPT search.

  • GPTBot relates to crawling content that may be used to improve OpenAI's foundation models.

  • ChatGPT-User supports certain user-initiated page visits and is not the crawler used to determine inclusion in ChatGPT search.

These distinctions matter if you want search visibility but have separate preferences about model training.

Read the official OpenAI crawler documentation before changing your rules.

Do not assume that blocking every AI-related bot is necessary to protect your website, or that allowing every bot is automatically the right decision. Make an informed choice based on your content rights, business objectives and privacy requirements.

Check your firewall and hosting settings

A permissive robots.txt file is not enough if your content delivery network, firewall or hosting provider blocks the request before the crawler can read it.

Check for:

  • Automated traffic restrictions.

  • CAPTCHA challenges on public article pages.

  • Unexpected 403 or 429 HTTP responses.

  • Rate limits that interfere with legitimate crawling.

  • Security rules that reject documented crawler IP ranges.

Use official published IP information when configuring allowlists. User-agent strings alone can be spoofed, so they should not be treated as proof that a request is genuine.

2. Get Your Important Pages Indexed and Discoverable

Being accessible to a crawler and being included in a search index are different things.

For Google Search, the official technical requirements include allowing Googlebot, returning a successful HTTP response and providing indexable content. Meeting those requirements makes a page eligible for indexing; it does not guarantee inclusion.

Start with these checks.

Submit an XML sitemap. Include your important canonical URLs and keep the sitemap updated when content changes. Submit it through Google Search Console and Bing Webmaster Tools where appropriate.

Use crawlable internal links. Important articles should be reachable through normal HTML links from relevant pages. Avoid leaving useful content accessible only through internal search, complicated scripts or isolated URLs.

Check indexing and canonicalisation. Confirm that the intended URL is not accidentally blocked by a noindex directive, redirected incorrectly or treated as a duplicate of another page.

Keep pages accessible without unnecessary barriers. If the main article content is only available after login, hidden behind an interaction that crawlers cannot process, or missing from the rendered page, discovery may suffer.

Maintain stable URLs. Avoid changing article URLs without a good reason. When a change is necessary, use appropriate permanent redirects.

Google's documentation explains these requirements in more detail in its technical requirements for Search.

For smaller websites, this basic technical work is often a more sensible starting point than buying specialised AI SEO software.

3. Write Content That Directly Answers Real Questions

A common mistake is creating articles primarily to include keywords. AI-driven discovery makes it especially useful to think about the actual question a reader is trying to answer.

Consider two approaches to an article about choosing a website platform.

The first repeatedly uses phrases such as “best website platform,” “top website platform” and “website platform comparison.”

The second explains which platform suits different budgets, technical abilities, business types and maintenance requirements. It compares relevant features, identifies limitations and cites official documentation.

The second approach gives readers more information to evaluate, and it provides a clearer basis for an AI system to construct a useful answer.

Put the main answer near the beginning

A strong article should establish its subject and central answer early.

For example:

Question: How can a small business improve its website's visibility in AI search?

A useful opening answer might explain that the business should ensure its public pages are crawlable, strengthen conventional SEO, publish original information about its products and services, and monitor citations where reporting tools are available.

The rest of the article can then explain each step in detail.

This is not a special trick that forces AI systems to quote the opening paragraph. It simply makes the page easier for readers to understand and for retrieval systems to interpret.

Use specific, descriptive headings

Instead of a vague heading such as “Important Things,” use a heading such as “How to Check Whether ChatGPT Search Can Crawl Your Website.”

Descriptive headings help readers navigate the page and establish the subject of each section.

Where appropriate, use:

  • Clear definitions.

  • Short explanations of technical concepts.

  • Numbered procedures.

  • Comparison tables with meaningful criteria.

  • Examples and limitations.

  • Sources for important factual claims.

Do not turn every paragraph into a list or every heading into a question. The structure should suit the subject.

4. Publish Original Information That Other Sources Cannot Easily Replace

One of the most valuable things a website can offer is information grounded in genuine expertise, original analysis or documented experience.

If an article repeats the same general advice found on dozens of other websites, it gives readers little reason to choose it over existing sources.

Original value can take several forms:

  • Results from a properly described experiment.

  • A documented case study with a clear methodology.

  • Firsthand product testing, including limitations.

  • Original diagrams or explanations.

  • Expert analysis supported by evidence.

  • An accurate comparison based on published specifications.

  • A practical tool, template or dataset.

  • Answers to questions that existing coverage leaves unresolved.

For example, a website publishing an article about website speed could provide a reproducible test setup, the pages tested, the measurement conditions and the results. It should distinguish observed results from general conclusions and avoid claiming that one test represents every website.

A small business could publish a detailed explanation of how its service works, what it costs, which customers it serves and where it is not suitable.

A technology blog could test an application using a defined process instead of merely rewriting its launch announcement.

These practices improve the article's usefulness regardless of whether an AI system cites it.

Do not manufacture expertise

Never invent customer stories, survey results, credentials, original testing or expert quotations to make a page appear authoritative.

If a statistic comes from another organisation, link to the original source and explain its context. If a conclusion is an interpretation rather than an established fact, say so.

Trustworthy information is more valuable than an impressive-looking but unsupported claim.

5. Make Your Website's Identity and Expertise Clear

AI systems need to interpret not only individual pages but also the organisations, products and people described on them.

A website should make its identity clear to both readers and automated systems.

For a business website, consider publishing:

  • A clear About page.

  • Accurate contact information.

  • Detailed service or product pages.

  • Consistent names and descriptions.

  • Transparent pricing or an explanation of how pricing works.

  • Relevant policies and terms.

  • Author information appropriate to the content.

  • Editorial and correction policies where useful.

For a publication, explain its editorial focus and ensure that articles have accurate dates, authorship information and source links.

Consistency matters. If a product is described differently across the homepage, pricing page and documentation, readers and retrieval systems may have difficulty determining which description is correct.

This does not mean adding unnecessary biographies or organisation details to every article. Include information that helps readers understand the source and evaluate its credibility.

6. Use Structured Data Correctly, but Do Not Expect It to Guarantee Citations

Structured data is machine-readable information that helps search engines interpret the content of a page.

For example, a suitable article page may use Article or BlogPosting markup. A product page may use relevant product structured data, while a business may use appropriate organisation information.

When correctly implemented, structured data can help describe details such as:

  • The article headline.

  • The author.

  • The publication date.

  • The featured image.

  • The publisher.

  • Product details, where applicable.

However, structured data is not a shortcut to getting recommended by ChatGPT, Gemini or Perplexity.

Google's official guidance states that AI Overviews and AI Mode do not require special schema markup or additional AI-specific technical requirements beyond its established search eligibility and best practices. Structured data should accurately describe visible page content and comply with the relevant search-engine guidelines.

Use Google's structured data documentation to choose and implement appropriate markup.

Do not add irrelevant FAQ markup, invent product ratings or publish hidden structured data solely to influence AI answers.

7. Build Credibility Beyond Your Own Website

Your own articles are only one part of your website's wider presence.

Relevant third-party references can help people discover your business and assess whether your claims are credible. Examples include genuine industry publications, professional associations, authoritative directories, customer reviews and independent product comparisons.

The key is relevance and authenticity, not the number of mentions.

A cybersecurity company may benefit from being referenced in credible security publications. A design consultancy may gain visibility through substantive case studies, professional contributions or recognised industry directories.

Practical steps include:

  • Contributing genuinely useful insights to relevant publications.

  • Earning links through original research and resources.

  • Keeping business listings accurate.

  • Encouraging honest customer reviews without manufacturing them.

  • Correcting inconsistent information across important profiles.

  • Building relationships with organisations that serve the same audience.

Avoid buying artificial mentions, creating networks of low-quality websites or publishing large numbers of near-identical guest posts.

There is no publicly documented universal formula stating how many backlinks or brand mentions will cause an AI assistant to recommend a website. Treat reputation-building as a long-term credibility and discovery strategy, not a guaranteed citation mechanism.

8. Improve Technical Readability and Page Quality

A website can have excellent information but still provide a poor experience if its pages are slow, difficult to navigate or unreliable.

Check the following areas.

Readable page content: Make the main article available as normal page content rather than relying entirely on images of text.

Semantic HTML: Use appropriate headings, paragraphs, lists, tables and links.

Mobile usability: Ensure that text and controls remain usable on smaller screens.

Page performance: Reduce unnecessary scripts, oversized images and avoidable loading delays.

Accessibility: Provide meaningful alternative text for informative images, usable keyboard navigation, clear labels and sufficient colour contrast.

Error handling: Fix broken links, server errors and redirect chains that make important pages difficult to reach.

Content freshness: Update claims when products, prices, policies or technical details change. Do not change publication dates simply to make an article appear new.

These practices support conventional search, usability and content accessibility. They should not be misrepresented as secret ranking factors unique to AI assistants.

9. How to Measure Whether AI Systems Recommend Your Website

Publishing content and allowing crawlers is only the beginning. You also need a measurement process.

AI answers can vary between prompts, locations, dates and product versions. A single search that does not mention your website does not prove that your site is invisible, just as one citation does not establish consistent visibility.

Use several signals together.

Monitor traditional search performance

Google Search Console can help you investigate indexing, search queries, impressions, clicks and page performance.

Bing Webmaster Tools provides conventional search reporting and now documents an AI Performance report for supported Microsoft Copilot and other AI-powered experiences. The report can show cited pages and aggregated grounding-query information.

See Bing's AI Performance documentation.

The report does not measure ChatGPT, Gemini and Perplexity collectively. Its scope is limited to the AI experiences identified in Microsoft's documentation.

Track referral traffic

Use your analytics platform to identify visits arriving from AI services where the referring information is available.

Referral traffic can reveal whether an AI citation resulted in a website visit. However, it will not capture every time a brand is mentioned, and some visits may not have a clear referrer.

Run a repeatable citation audit

Choose a small set of questions closely related to your website's purpose. For example, a website about UX design could track queries about design-system tools, usability research methods and AI-assisted prototyping.

Record:

  1. The exact question asked.

  2. The platform and date.

  3. Whether your site appeared.

  4. Which URL was cited.

  5. Which competing sources appeared.

  6. Whether the citation accurately represented your content.

  7. Whether the answer linked to your website or merely mentioned your brand.

Repeat the checks over time, using the same prompts where possible. Treat the results as observations, not a scientifically controlled ranking measurement.

Do not infer that a particular content change caused more citations without considering other explanations, such as changes to the AI system, source availability or user demand.

10. A Practical 30-Day Plan for Improving AI Visibility

You do not need to overhaul your entire website at once. Begin with a manageable set of high-value pages.

Week 1: Audit discovery

  • Review robots.txt and important indexing directives.

  • Confirm that public article pages return successful responses.

  • Check the XML sitemap and canonical URLs.

  • Review Google Search Console and Bing Webmaster Tools.

  • Check whether relevant crawlers are blocked by hosting or security rules.

Week 2: Improve three important pages

Choose pages that directly support your business goals.

Rewrite unclear introductions, improve heading structure, add useful examples and link important claims to original sources. Remove unsupported statements and outdated information.

Week 3: Add original value

Create one useful resource that goes beyond a general article: a documented comparison, original analysis, practical calculator, detailed case study or reproducible tutorial.

Make its methods and limitations clear.

Week 4: Measure and refine

Create a baseline of relevant AI questions. Record citations, referral traffic and traditional search performance where available.

Use the findings to identify which pages need stronger explanations, better technical access or more original information.

At the end of the month, evaluate what actually changed. Do not declare success merely because crawlers visited the site or a page was indexed.

Frequently Asked Questions

How do I get ChatGPT to recommend my website?

Allow OAI-SearchBot to access relevant public pages, maintain sound technical SEO, publish useful and accurate content, and build a credible online presence. These steps can improve eligibility and discoverability, but OpenAI does not guarantee placement in ChatGPT search answers.

How do I get my website cited by Gemini?

For Google Search AI features such as AI Overviews and AI Mode, ensure your pages meet Google's technical requirements and are eligible for search results with snippets. Publish helpful content that answers the relevant question. Gemini's conversational app and Google's AI search features are distinct, so do not assume every Gemini answer follows the same retrieval process.

Does Perplexity use a special website crawler?

Yes. Perplexity documents PerplexityBot for discovering and linking websites in its search results. Its official guidance recommends allowing the crawler and permitting its requests through applicable security systems.

Yes. Google's official guidance says established SEO practices remain relevant to its AI search features. Technical accessibility, useful content and reliable information also support discovery across other search-driven AI experiences.

Do I need an llms.txt file to appear in AI answers?

There is no established universal requirement to use llms.txt to appear in ChatGPT, Gemini or Perplexity answers. Prioritise documented crawler access, indexability, crawlable links and useful content before experimenting with optional conventions.

Does schema markup improve AI recommendations?

Structured data can help describe a page's content to supported search systems, but it does not guarantee inclusion in AI-generated answers. Use valid markup that matches visible content and the applicable platform documentation.

How long does it take to appear in AI answers?

There is no reliable universal timeline. Crawling, indexing, content selection and AI answer generation are separate processes. A page may be crawled without being indexed, or indexed without ever being cited in an AI response.

Conclusion

Getting your website recommended by ChatGPT, Gemini and Perplexity is not about finding a hidden prompt, inserting special keywords or adding one technical file.

It is about making your content discoverable, understandable, relevant and worth citing.

Start by checking crawler access, indexing and internal links. Then improve the substance of your pages: answer genuine questions, support important claims, demonstrate real expertise and provide information that readers cannot get from a superficial summary.

Finally, measure visibility across traditional search, AI citations and referral traffic without confusing one signal for another.

No responsible SEO strategy can promise that an AI system will recommend a particular website. But a technically sound website with useful, trustworthy and original information gives both readers and search-driven AI systems a stronger reason to discover it.