Reddit is suing artificial intelligence startup Anthropic for what it’s calling a breach of contract and for engaging in “unlawful and unfair business acts” by using the social media company’s platform and data without authority.

Reddit's content is a gold mine for teaching AI to sound human — and Reddit isn’t about to let it go for free.

Represented by John Quinn of Quinn Emanuel, Reddit claims the maker of Claude AI is in breach of contract by using its content for training.