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Who isn’t familiar with Elon Musk? Well Tesla owner Elon Musk is one of the most high-profile tech entrepreneurs in the world. Musk has been trying to establish himself in the field of artificial intelligence (AI) and stay at the top; however he seems to have received a setback. Igor Babuschkin the co-founder of Musk’s company xAI has left the company. Babuschkin has also announced the launch of his new company ‘Babuschkin Ventures’ which will focus on AI security and other innovations. Who is Igor Babuschkin and what is his background? Sharing a post on X(previously Twitter) Babuschkin wrote Today was my last day at xAI the company that I helped start with Elon Musk in 2023. I still remember the day I first met Elon we talked for hours about AI and what the future might hold. We both felt that a new AI company with a different kind of mission was needed. Building AI that advances humanity has been my lifelong dream. My parents left the Russian Federation after the collapse of the USSR in search of a better life for their kids. Life wasn’t always easy as immigrants. Despite the hardships my parents believed that human values were priceless: values like courage compassion curiosity for understanding the world the post further read. Furthermore the post reads As a child I admired scientists like Richard Feynman and Max Planck who relentlessly pushed the frontiers of physics in order to understand the universe. As a particle physics PhD student at CERN I was excited to contribute to that mission. Today was my last day at xAI the company that I helped start with Elon Musk in 2023. I still remember the day I first met Elon we talked for hours about AI and what the future might hold. We both felt that a new AI company with a different kind of mission was needed. Building… — Igor Babuschkin (@ibab) August 13 2025 In response to the long post Elon Musk wrote Thanks for helping build @xAI! We wouldn’t be here without you. In the coming days Babuschkin is expected to share more details of his new company. Why did Igor Babuschkin resign from xAI? Igor has kept the details of his personal life mostly private. According to the media reports he pursued computer science and AI. He spent a lot of time on areas such as Deep Learning Neural Networks and Natural Language Processing. His strong development skills gave him opportunities to work at a few of the top AI labs in the tech space. He worked for Google DeepMind which is responsible for some of the worlds biggest AI breakthroughs like AlphaGo and protein folding. Later he worked at OpenAI to help build the technical infrastructure for their robust AIs. Igor Babuschkin co-founded xAI with Elon Musk in 2023. Musk had established xAI as a transparent company that would build AI for humanity. At xAI Babuschkin helped create the technical infrastructure build an engineering team and develop the necessary tools to conduct large-scale AI training. Arguably his greatest achievement was the creation of the Memphis Supercluster which was the underlying backbone of xAIs Grok chatbot. Under the leadership of Babuschkin xAI made rapid progress surpassing competitors and developing highly successful AI models in a very short time.