A federal judge on Wednesday sided with Facebook parent Meta Platforms in dismissing a copyright infringement lawsuit from a group of authors who accused the company of stealing their works to train its artificial intelligence technology.

It is the second legal victory for AI tech companies in a week after a US court ruled Anthropic had not breached copyright by training its artificial intelligence large language model Claude on authors’ work.

A federal judge sided with Meta in a lawsuit that alleged the company had illegally trained its AI models on copyrighted works.