Tesla CEO Elon Musk on Thursday challenged OpenAI's GPT-5 release by asserting his xAI's Grok 4 Heavy model was already outperforming it two weeks ago.

OpenAI launched its most advanced language model Thursday with the release of GPT-5, a flagship product the company says will ...

Elon Musk’s xAI firm has some counter-programming planned following OpenAI’s GPT-5 upgrade to ChatGPT. Specifically, xAI has made the ...

Elon Musk said his company xAI will launch Grok 5 "before the end of this year". This comes after OpenAI unveiled GPT-5 on ...

Elon Musk says Grok 5 is coming by year-end, claims Grok 4 outperforms OpenAI's GPT-5 amid rapid AI advancements.

After launching Grok Imagine on iOS, the feature has finally reached the Grok Android app. Elon Musk announced the Grok app from xAI now supports the Imagine video generation feature for Android users ...

World number one chess player Magnus Carlsen estimated Grok’s rating at approximately 800 and OpenAI’s model at around 1200, ...

OpenAI launches GPT-5 with new and updated features. But Elon Musk claims Grok outperforms it in latest AI benchmarks.

XAI will have Grok 5 out be the end of 2025 and Elon says it will be crushingly good. Grok5 will use the equivalent of about ...

Sam Altman’s AI model has defeated Elon Musk’s Grok in the first-of-its-kind chess tournament between leading artificial ...

X owner Elon Musk told advertisers in a live discussion on Wednesday that the platform plans to introduce ads in Grok’s ...

Ads in Grok could provide a "specific solution" to users when they're asking the chatbot about a problem, Elon Musk said.