Microsoft (MSFT) Investment in OpenAI: $13 Billion and Lawsuit Insights

Published on 5/11/2026

Microsoft (MSFT) Investment in OpenAI: $13 Billion and Lawsuit Insights

AI Summary

Microsoft (MSFT) CEO Satya Nadella testified in the Musk v. Altman trial, stating that Elon Musk never raised concerns regarding Microsoft's investments in OpenAI. Microsoft has invested over $13 billion in OpenAI since 2019, with key investments of $1 billion in 2019, $2 billion in 2021, and $10 billion in 2023, which Musk claims may have breached OpenAI's nonprofit mission. During the trial, it was noted that Microsoft has recognized approximately $9.5 billion in revenue through its partnership with OpenAI. Nadella asserted that the investments were commercial and not donations, suggesting a clear business strategy behind their partnership.