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.
On 20 September 2026 we fetched 120 websites built with AI app builders the way GPTBot, ClaudeBot and PerplexityBot fetch a page: one plain HTTP request, no browser, no JavaScript. 104 of them answered. For 63 of those 104 (61%), the HTML held fewer than 300 characters of visible text.
Read the full post on 402registry: https://402registry.com/blog/ai-built-sites-empty-without-javascript
source & further reading
dev.to — original article
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