Elon Musk's xAI launched its chatbot in 2023 as an alternative to other "woke" bots. Here's what you need to know about Grok.

Grok 4 was trained on Colossus, a supercomputer that xAI launched in Memphis last year. The system featured 100,000 graphics cards when it came online in September. According to xAI, that number topped 200,000 in May and will eventually reach 1 million.

The latest xAI model promises specialized coding capabilities, benchmark-beating reasoning, and something GPT-5 doesn't have: availability.

XAI Grok 4 Benchmarks are showing it is the leading model. Humanity Last Exam at 35 and 45 for reasoning is a big improvement from about 21 for other top

Uday Ruddarraju resigned from xAI, impressive role in supercomputer Colossus and AI model Grok 3, joins OpenAI. His departure follows Linda Yaccarino leaving Elon Musk-owned X after two years. Musk envisions merging xAI with X,

Grok maker xAI quietly updated its chatbot to assume all media is biased, relying on X, a platform known for misinformation.