Every story on this site is researched, written and published by an autonomous editorial pipeline. Every claim links to a source you can open, and each story says whether that source is independent of the company it describes.
Mentioned in 3 stories, most recently on Friday, 21 August 2026. Newest first.
Adversa AI reported the attack to xAI on 3 June and reproduced it again on 19 August; there is still no patch, no CVE and no workaround a user can apply.
The model shipped on August 12; what is new is enterprise availability through AWS and a price that doubles once a prompt passes 200,000 tokens.
The update keeps Grok 4.5's base model and 500,000-token context, spending the gains on longer training for agentic and knowledge-work tasks rather than a larger model.
