A number of times it has been modified. It was answering that Elon Musk was a major spreader of misinformation along with Trump and then it was modified and it stopped saying that and this is what it reported as its system prompt at the time it stopped:

https://x.com/i/grok/share/Nj2tsvCpgEfU3OCHh0Ci4qHTf

Details here: https://www.euronews.com/my-europe/2025/03/03/is-ai-chatbot-...