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.

In its lawsuit, Reddit said Anthropic had also declined to enter into a licensing agreement for data and had unjustly enriched itself at Reddit’s expense.

Reddit sued the artificial intelligence company on Wednesday, claiming that it is stealing millions of user comments from platform to train its chatbot, Claude.