Users who try to view content on the platform will be asked to sign up for an account or log into an exiting account to see their favorite tweets.
"We were getting data pillaged so much that it was degrading service for normal users!" Musk said in a tweet.
He added that hundreds of organisations or more were scraping Twitter data "extremely aggressively", affecting user experience.
Musk has previously expressed displeasure at artificial intelligence firms like OpenAI, the owner of ChatGPT, using Twitter's data to train their large language models.
--Reuters--