Sites detect AI agents before they click: altered WebKit exposed
Objective_Reach_767 · reddit · 2026-11-13
The author ran Playwright's WebKit against a detection check they built: the browser claims to be Safari on a Mac, but the check flags "not Safari on a Mac, altered Webkit" — identical headless and windowed. Sites know it's an agent before any clicks. They've only tested WebKit so far and are asking where others' agents get blocked first.
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