In Elon Musk’s world, AI is the new MD. The X CEO is encouraging users to upload their medical test results—such as CT and bone scans—to the platform so that Grok, X’s artificial intelligence chatbot,

It appears that X, formerly Twitter, is making its AI chatbot Grok free to some users. The product has been limited to Premium subscribers thus far, but TechCrunch reports that some users began sharing that they had gained free access over the weekend.

The decision to share information as sensitive as your colonoscopy results with an AI chatbot has alarmed some medical privacy experts.

To celebrate its new image-understanding capabilities, Elon Musk has encouraged his followers to share medical documents like MRI scans and x-rays with Grok, his AI chatbot integrated into X, formerly Twitter (which he also owns).