Social media giant Reddit is suing Perplexity AI and three other firms over alleged “industrial-scale” scraping of posts from its website.

Perplexity – a San Francisco-based startup with its own chatbot and “answer engine” – has allegedly skirted Reddit’s data protections to swipe posts from the site for its own use, according to the lawsuit filed Wednesday in New York federal court.

In contrast, companies including Google and OpenAI have signed deals with Reddit, other social media firms and news outlets, which provide content used to train AI chatbots. 3

Reddit is seeking unspecified damages in the new suit, accusing the defendants of unfair competition and enrichment, as well as breaking US copyright laws.

The company filed a similar complaint against Anthropic in June.

This t

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