# OpenAI's Chief Scientist Ilya Sutskever Departs, Jakub Pachocki Named Successor

OpenAI announced today that co-founder and Chief Scientist Ilya Sutskever is leaving the company, with Jakub Pachocki stepping into the role as the new Chief Scientist.

Sutskever has been one of the most influential figures in artificial intelligence and a founding member of OpenAI since 2015. His departure marks a significant leadership change at the company behind ChatGPT and GPT-4. Sutskever played a crucial role in developing the transformer architecture and deep learning techniques that power modern AI systems.

Jakub Pachocki, who previously served as OpenAI's Director of Research, will take over as Chief Scientist. Pachocki has been instrumental in the development of GPT-4 and other recent OpenAI projects,