OpenAI calls out Microsoft reliance as risk in investor document ahead of expected IPO

In a document that resembles an IPO prospectus, OpenAI highlighted the risk of its dependence on Microsoft and of supply disruptions at TSMC.

# OpenAI calls out Microsoft reliance as risk in investor document ahead of expected IPO In a document that resembles an IPO prospectus, OpenAI highlighted the risk of its dependence on Microsoft and of supply disruptions at TSMC. **Read the full article:** [CNBC](https://www.cnbc.com/2026/03/23/openai-risk-factors-microsoft-reliance-elon-musk-and-xai-lawsuits.html) *This article was originally published by CNBC. MoneyWiseInc provides expert curation of the best financial content from trusted sources.*