Elon Musk’s artificial intelligence start-up xAI says it is in the process of removing "inappropriate" posts by Grok on X, the social media site formerly known as Twitter, after users pointed out that the chatbot repeated an antisemitic meme and made positive references to Hitler.

Grok was developed by Musk’s xAI and pitched as alternative to “woke AI” interactions from rival chatbots like Google’s Gemini, or OpenAI’s ChatGPT.

ADL, the non-profit organization formed to combat antisemitism, urged Grok and other producers of Large Language Model software that produces human-sounding text to avoid "producing content rooted in ...