April 29 news.Muskstated on social media platforms that next week.Grok 3.5 Early Beta will be released to SuperGrok subscribers.

Musk said,Grok 3.5 is the first artificial intelligence that can accurately answer questions about rocket engines or electrochemical technology. Musk claims that Grok is reasoning from first principles and coming up with answers that simply don't exist on the internet.
1AI notes that Grok 3's release was also initially limited to X Premium+ and SuperGrok subscribers, though it was soon made available to free users.