AI crawlers scrape web content without permission, reducing publisher traffic and revenue
AI web crawlers from major tech companies are scraping content from billions of websites without permission or payment to train generative AI systems, reducing traffic and advertising revenues for publishers. Unlike traditional search engines, generative AI systems harvest information for chatbots without directing human visitors back to original sites, fundamentally disrupting the internet's business model. Wikipedia reported an 8 percent decline in human traffic attributable to this practice.
What happened
AI crawlers from major tech companies including Google and OpenAI are scraping content from billions of websites without permission or payment to train generative AI systems.
Unlike traditional search engines which generated traffic for websites in exchange for access, generative AI crawlers harvest information for chatbots without directing human visitors to original sites, fundamentally changing the internet's business model.
Reported impact
Wikipedia reported human internet traffic fell by 8 percent between 2024 and 2025 due to a rise in AI search engine summaries.
Traditional content producers, particularly media outlets, report that AI crawlers have cut into their online operations and advertising revenues.
Index analysis
The scraping occurs without permission or payment, breaking the previous exchange model where sites allowed search engine access in return for increased visibility and traffic.
Cloudflare CEO Matthew Prince stated: 'The fundamental tension is that the new business of the internet that is AI-driven doesn't generate traffic.'
Governance controls
Cloudflare announced a measure in summer 2025 aimed at blocking AI crawlers from accessing content without payment or permission, applying to more than 10 million websites.
TollBit provides tools to online news publishers to block, monitor and monetize AI crawler traffic, with the company working with more than 5,600 sites including USA Today, Time magazine and the Associated Press.
Classification
Sources and evidence
This record was researched and written by the Index, based on the following original reporting.