- Grok is both a chatbot and large language model (LLM) developed by Musk’s AI company xAI. First launched in November 2023, Grok has evolved rapidly.
Google CEO Sundar Pichai congratulated Elon Musk on the successful launch of Grok 4, the latest and most advanced iteration of xAI’s artificial intelligence platform. Calling it “impressive progress,” Pichai praised Musk’s commitment to pushing the boundaries of AI innovation. Musk responded with “Thanks”.
What is Grok?
Grok is both a chatbot and large language model (LLM) developed by Musk’s AI company xAI. First launched in November 2023, Grok has evolved rapidly. Grok 1.5 brought advanced reasoning, Grok 2 improved coding and conversation, and Grok 3, released in February 2025, was dubbed the “Smartest AI on Earth” by Musk. Grok 4 now claims even more advanced capabilities, particularly in high-level academic and problem-solving tasks.
Elon Musk says Grok AI chatbot coming to Tesla vehicles as early as ‘next week’ – All you need to know
The bot is accessible via X (formerly Twitter), the xAI website, and a standalone app. Its unique integration with Musk’s social media platform allows users to interact with it in real time via posts and threads.