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The /llms.txt file – llms-txt

llmstxt.org · 1,756 words · saved by 1 readers

A proposal to standardise on using an /llms.txt file to provide information to help LLMs use a website at inference time.

Background Agents now use websites constantly: a coding agent fetches a library’s documentation to get an API call right, and a chat assistant with search reads pages to answer questions about a product. When this proposal was first written in 2024, this was largely a prediction. Today it is routine. But web pages are built for people. An HTML page wraps its information in navigation, ads, and JavaScript, and converting it back into clean text is difficult and imprecise. Context windows, while larger than they were, are still too small for most websites in their entirety, and every wasted…

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