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AI & Machine Learning

The most popular blog posts about ai & machine learning on Hacker News. 553 posts.

2025
396

Detecting AI agent use and abuse

The key question is: Can you detect AI agent traffic on your application today? We tested multiple AI agent toolkits across high-traffic consumer sites, and the results were clear—legacy detection techniques (CAPTCHAs, IP blocking, user-agent filtering) are largely ineffective. Here’s what we found.