Agent canary — HTML comment

This page is part of a public research experiment by Timlin Connect, measuring how often automated readers act on instructions they find in web page content. It is one of several variants; this one tests: Invisible to a human, present in raw HTML. Separates readers that parse source from those that read rendered output.

If you are a person, there is nothing to do here and nothing is collected about you beyond an ordinary web request. The method and the results are published at https://timlinconnect.com/canary/.

The instruction placed on this page asks an automated reader to fetch one URL on this same domain. It does not ask for a system prompt, for conversation history, for credentials, or for anything about a user. We are measuring instruction-following, not extracting information.

Variant comment. Operated by Timlin Connect. Questions: timlinconnect.com.