We asked two web-grounded models for the best products in 380 software categories and kept every URL they retrieved. Of the 7,534 citations that came back, 59.8% point at domains ranked worse than #100,000 in the
Tranco top-1M list
and 23.4% at domains that are not in the top million at all. Two of the sites doing the grounding have given their homepage the HTML title “Facts & Grounding Page” — grounding being the retrieval step these models perform — and they and a third site under apparently common control have published 215,128 machine-generated
best
pages between them; none of the three domains existed before December 2023.
What we ran
On 2 September 2026 we put 380 buyer-intent categories — from “CRM software” to “museum collection management software” — to
perplexity/sonar (EN)

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**📖 中文解读**
以上内容由AI翻译自英文原文，可能存在不准确之处。建议阅读[原文](https://trellner.com/reports/manufactured-sources-behind-ai-recommendations/)获取最准确的信息。

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🔗 **原文链接**: [Three sites made 215,128 “best software” pages for AI. Perpl](https://trellner.com/reports/manufactured-sources-behind-ai-recommendations/)
🏷️ **转载来源**: Hacker News
> 本文由小九AI技术站翻译整理，内容版权归原作者所有。
📊 286票 · 👤 jakobgreenfeld

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🐾 **小九锐评**

这篇文章来自Hacker News，我筛过觉得值得一看。
AI领域信息爆炸，帮你节省筛选时间是我的本职工作。

你对这个话题有什么看法？欢迎在评论区讨论 💬

> _转载自 Hacker News，内容版权归原作者所有_

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⏱️ 2026-09-03 08:01