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Analysis of 438 llms.txt files shows widespread deviation from proposed format

A review of 438 `llms.txt` files found in public GitHub repositories reveals that while most adhere to the initial formatting of an H1 heading and a summary blockquote, a significant portion deviates from the proposed structure. Specifically, over half of the files include prose within sections designated for link lists under H2 headings, and a smaller percentage utilize deeper heading levels or multiple H1s. While these deviations do not prevent AI agents from reading the files, they reduce the predictability of link discovery, which is a key goal of the `llms.txt` format. AI

IMPACT Highlights potential challenges in standardizing AI agent data formats and predictable link discovery.

RANK_REASON Analysis of a specific file format's adherence to a proposal. [lever_c_demoted from research: ic=1 ai=0.4]

Read on dev.to — LLM tag →

AI-generated summary · Google Gemini · from 1 sources. How we write summaries →

Analysis of 438 llms.txt files shows widespread deviation from proposed format

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Analysis of a specific file format's adherence to a proposal. [lever_c_demoted from research: ic=1 ai=0.4]
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COVERAGE [1]

  1. dev.to — LLM tag TIER_1 English(EN) · DotcomJack ·

    How llms.txt files follow the format: 438 files counted

    <p>Most llms.txt files get the top of the format right and drift below it. Of 438 files named llms.txt in public GitHub repositories, 96.6% open with an H1 and 85.2% follow it with a summary blockquote. But only 30.6% follow the whole structure the llms.txt proposal sets out: in …