XAI just released Grok 4.1 Fast. It is fast model that is leading AI agent ranking. It has real-time X data, web browsing, and code tools. Elon Musk says Grok 4.20 should release by Xmas. It will upgrade top benchmarks where Grok 4.1 Fast scored perfectly in agentic tool use and beat rivals like GPT-5 …
2025 saw a tripling of continual learning LLM papers according to arXiv trends. This is driven by foundation model scale and multimodal extensions. However, no flagship AI released models (GPT-5, Grok 4 etc…) fully integrate production-grade continual learning yet. There are expected architectures like routers and sparse finetuning signal imminent hybrids. There has been no …
xAI added Grok 4 powered vending machine in its office, in partnership with Andon Labs. XAI Grok 4 beat OpenAI GPT-5 in real world vending machine operation This shows Grok 4’s long-term coherence syccess. Managing a long running business scenario in this case would include balance inventories, place orders, set prices, and handle daily fees …
Grok 4 had lower lmarena scores than I had projected based upon the amount AI training compute used. I had projections for Grok 3.5 which was renamed Grok 4. We do not have elo lmarena score for Grok 4 heavy. My old projection had assumed what will now be called Grok 5 was called Grok …