Grok 4.2 has no memory, so each prompt needs full context; use reasoning traces and source priority for clearer results.

Here is Grok 4.20 analyzing the Macrohard emulated digital human business. xAI’s internal project — codenamed MacroHard (a ...

Update: A day after this article was published, xAI unveiled Grok 4.1 access through its API for $0.20 per 1 input million tokens (or $0.05 for cached input) and output tokens at $0.50 per million, ...

Elon Musk’s xAI has launched Grok 4 Fast, its newest artificial intelligence model that boasts high-level reasoning at significantly lower costs. xAI announced the launch of Grok 4 Fast in a blog post ...

Grok is apparently referring to Elon Musk's X posts in order to answer user's questions. It looks like Musk will be the arbiter of truth for his so-called "maximally truth-seeking AI." Musk's AI ...

What if you could generate thousands of lines of functional code in mere moments, tackling complex projects that once took days or weeks? The Grok 4 Coder (Sonic) model from the team at xAI is making ...

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 ...

Artificial intelligence large language models are being deployed more frequently in sensitive, public-facing roles, and sometimes they go very wrong. Recently Grok 4, the LLM developed by X.AI Corp.

When xAI launched Grok 4 last week, the company claimed the large language model outperformed several competitors on different benchmarks. But the Grok account on X that runs off the model immediately ...

Elon Musk's artificial intelligence firm, xAI, has launched an application programming interface (API) for its flagship model, Grok 3. Grok 3 is a family of models, including a smaller version Grok 3 ...