Elon Musk said that his AI startup xAI has open-sourced its Grok 2.5 model, and Grok 3 will also be made open source in about six months. Grok 3 was launched in February, while Musk plans to launch Grok 5 model by 2025-end. Meanwhile, it was recently revealed that Grok AI leaked thousands of private conversations of its users online.