Elon Musk-owned xAI has officially made the latest version of its AI model, Grok 4, freely accessible to all users worldwide. Announced on August 10, 2025, this move expands access beyond the original SuperGrok and X Premium subscribers, aiming to attract a wider user base and compete with rival AI platforms like OpenAI’s GPT-5. According to xAI, users can now explore Grok 4’s full potential with generous usage limits, available for a limited time. However, the company has clarified that access ...