Reddit’s lawsuit, which was filed Wednesday, accuses the Amazon-backed AI company of breaching its user agreement. “As far back as December 2021…Anthropic was already—without authorization and in direct violation of Reddit’s User Agreement—training Claude on Reddit users” posts, the lawsuit claims.

Social media outlet Reddit filed a lawsuit Wednesday against artificial intelligence company Anthropic, accusing the startup of illegally scraping millions of user comments to train its Claude chatbot without permission or compensation.

Reddit Inc. sued artificial intelligence firm Anthropic, saying it has used the social media company’s content without permission to train its AI models. The lawsuit, which was filed Wednesday in San Francisco Superior Court,