Chicago Tribune sues Perplexity [TechCrunch]
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The Tribune alleges that its lawyers contacted Perplexity in mid-October asking if the AI search engine was using its content, according to the complaint. Perplexity's lawyers replied it did not train models with the Tribune's work, but that it “may receive non-verbatim factual summaries,” the lawsuit claims. The Tribune's lawyers, however, argue that Perplexity is delivering Tribune content verbatim. Interestingly, the newspaper's lawyers are also calling out Perplexity's Retrieval Augmented Generation (RAG) as a culprit. RAG is a method used to limit hallucinations by having the model only use an accurate or verified data source. The Tribune argues that Perplexity is using the newspaper's content in its RAG systems, scraped without permission. Plus, it alleges the Perplexity's Comet browser is bypassing the paper's paywall to deliver detailed summaries of those articles. The Tribune is one of 17 news publications from MediaNews Group and Tribune Publishing that sued OpenAI an
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