Coinspeaker Microsoft Invests $1B in Elon Musk-Founded AI Project OpenAIMicrosoft has invested $1 billion in Elon Musk-founded artificial intelligence company OpenAI in an effort build supercomputer AI technologies for its Azure cloud services. The two companies will join forces to build large-scale AI systems for Azure.Microsoft Invests $1B in Elon Musk-Founded AI Project OpenAI