Optimus, also known as Tesla Bot, is a general-purpose robotic humanoid under development by Tesla, Inc. It was announced at the company's Artificial Intelligence (AI) Day event on August 19, 2021, and a prototype was shown in 2022. CEO Elon Musk stated in 2022 that he thinks Optimus "has the potential to be more significant than [Tesla's] vehicle business over time." Media and expert opinions based on corporate showcases have been mixed.