402registry / Blog
Blog
Measurements of what AI crawlers actually see on websites. Plain HTTP, no JavaScript, and a control group every time.
- We fetched 104 AI-built sites the way GPTBot does. 61% were empty.
On 20 September 2026 we fetched 120 sites made with AI app builders the way AI crawlers do: plain HTTP, no JavaScript. 61% of the live ones were empty. The data, the control group and the fixes.