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llms.txt best practices: facts, canonical URLs, what to leave out

This story is from 2026-10-04. It is preserved in the archive; the latest stories are on the live feed.

With AI search engines (Perplexity, ChatGPT Search, Claude) shifting how content is discovered, the proposed llms.txt standard (from llmstxt.org) has gained massive attention. Think of llms.txt as a Markdown-based parallel to robots.txt and sitemap.xml. Instead of telling web spiders where to crawl…

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  1. 2026-10-04 14:36 · DEV Community — AI
    llms.txt best practices: facts, canonical URLs, what to leave out

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