Question 1

1. Does llms.txt improve Google rankings?

Accepted Answer

No, llms.txt does not directly affect Google&#8217;s traditional search rankings, since Google Search doesn&#8217;t currently use it as a ranking signal. Its value lies in improving visibility within AI-generated answers from tools like ChatGPT, Perplexity, and Gemini instead of the classic search results page.

Question 2

2. Do ChatGPT and Perplexity actually read llms.txt?

Accepted Answer

Support varies by platform and continues to evolve, with some AI crawlers actively referencing llms.txt while others still rely primarily on standard web crawling methods. Adding the file costs little effort, takes only a few hours to set up correctly, and positions your site to benefit further as adoption across AI platforms continues to grow throughout 2026.

Question 3

3. Is llms.txt mandatory?

Accepted Answer

No, llms.txt is not a mandatory or officially enforced web standard, unlike robots.txt, and no major AI platform currently requires it for a site to be crawled or referenced. It&#8217;s an emerging convention that AI-focused teams are adopting proactively to improve how large language models interpret, understand, and cite their content going forward.

Question 4

4. What should an ai seo company include in its own llms.txt file?

Accepted Answer

An AI SEO company should include its core service pages, pillar guides, case studies, and any proprietary research or data, along with clear descriptions of its methodology and areas of specialization. This helps AI models accurately represent their expertise and services when answering related industry queries from prospective clients.

Question 5

5. Is llms.txt different for an agency offering AI search optimization services vs an e-commerce site?

Accepted Answer

Yes, an agency&#8217;s llms.txt typically highlights service pages, case studies, and thought-leadership content, while an ecommerce site&#8217;s file focuses on product categories, key collections, shipping policies, and return pages instead. The underlying markdown structure stays the same across both; only the content priorities shift based on business type and customer intent.

Question 6

6. How often should llms.txt be updated?

Accepted Answer

Update llms.txt whenever you publish major new content, restructure key pages, launch new products, or discontinue old ones, typically every one to three months for active, regularly updated sites. Treat it as a living file that reflects your current best content, not a static one-time setup you configure once and never revisit.

Category: Technical SEO

7 Steps to Create an llms.txt File for Your Website (2026)