Elon Musk announced Grok 4.5's private beta, asserting its performance rivals or surpasses Anthropic's Opus, with ongoing ...

Musk said reinforcement learning is continuing to improve the model and that "Grok Build," xAI's coding-agent harness, is ...

The new line of coding model may be faster but also less honest, as it fares worse there than the already problematic Grok 4. Katelyn is a reporter with CNET covering artificial intelligence, ...

Musk said xAI plans to release 'completely-trained-from-scratch' new models through SpaceX every month for the rest of the ...

Elon Musk-funded xAI is skipping Grok 3.5 and releasing Grok 4 after Independence Day in the United States, and it could be the best model from the company. Grok 3.5 was originally supposed to be a ...

According to Musk, early evaluations indicate that the model's performance is close to, and may even exceed, Anthropic's ...

Grok 4 is a huge leap from Grok 3, but how good is it compared to other models in the market, such as Gemini 2.5 Pro? We now have answers, thanks to new independent benchmarks. LMArena.ai, which is an ...

Elon Musk has revealed that Grok 4.5 is now being tested internally at SpaceX and Tesla, claiming early evaluations place the ...