Test: 23 AI agents pass as humans on websites
An analytics vendor ran 23 AI agents, chatbots and tools through a three-page test site, logging every request and click. Most browser agents reported no automation, sent a normal Chrome user agent and came from a home IP, with pointer paths the main giveaway.
- 49 runs by 23 agents and 8 human setups on a test site on 26 October 2026
- ChatGPT Work, Claude in Chrome, Comet and Grok show no bot flags and use a home IP
- Only Manus signs its requests; Claude Cowork and some tools expose webdriver
- Click duration doesn't reveal agents, but cursor trajectory does for every clicking agent
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