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AgentMarkup

AgentMarkup

ChatGPT plugin by Anima Felix · Make sites readable by AI

Developer Tools v0.1.0 Website ↗ Open in ChatGPT ↗

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Listing score
40/100
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Listing check

score 40 · category leaders average 54
  • !
    Put a search term in the name Search rank
    The name has none of the tracked search terms.
    Directory search ranks name matches first: 74% of top-3 results have the search term in the name. Searches for a brand name itself are not tracked.
    11 of 20 category leaders do this
    0 / 30
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In ChatGPT conversations

We haven’t seen ChatGPT suggest AgentMarkup yet. We test which plugins ChatGPT suggests for everyday requests, and in what order.

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About AgentMarkup

AgentMarkup is a ChatGPT plugin by Anima Felix in the Developer Tools category of the ChatGPT plugin directory. Its listing describes it as “Make sites readable by AI”. It has been tracked in the directory since Oct 5, 2026.

AgentMarkup does not currently reach the top 10 for common Developer Tools searches in the directory, so most people find it by searching for its name.

It is not listed on a category page of the directory and appears only in search results.

agentmarkup generates the machine-readable layer of a website at build time: llms.txt, JSON-LD structured data, markdown mirrors, AI-crawler robots.txt rules and Content-Signal headers, then validates what the build actually produced.From the plugin’s directory listing

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AgentMarkup: questions and answers

What does AgentMarkup do?

Make sites readable by AI. agentmarkup generates the machine-readable layer of a website at build time: llms.txt, JSON-LD structured data, markdown mirrors, AI-crawler robots.txt rules and Content-Signal headers, then validates what the build actually produced.

Who makes AgentMarkup?

AgentMarkup is developed by Anima Felix.

How do I add AgentMarkup to ChatGPT?

Open ChatGPT, go to Plugins, search for “AgentMarkup” and select Install plugin. You can also open its page in the directory directly.

Is AgentMarkup still available in ChatGPT?

Yes. AgentMarkup was listed in the ChatGPT plugin directory at the latest hourly check.