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Research questionHow can website owners reliably and scalably identify LLM-related scrapers before restricting access?Website owners often lack dependable visibility into which automated scrapers collect their content for LLMs. Without that attribution, access restrictions are difficult to target amid site-stability, legal, privacy, and ethical concerns.
AI
LLM Pretraining & Post-training
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Technology
Latest papersRecent research connected to this question, newest first.Identifying AI Web Scrapers Using Canary TokensThe source examines an inference technique using dynamic websites that provide scraper-specific canary tokens, followed by prompts to LLMs to test whether those tokens appear in generated outputs. Experiments across 22 production LLM systems report evidence linking scrapers to particular LLMs, including some not publicly disclosed; the technique is intended for unprivileged third parties.research paper · Sep 3, 2026
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