OpenAI is giving investors an unusually detailed look at the risks surrounding its business model as it raises capital and prepares for what could become one of the most closely watched IPO processes in years.

CNBC reported that OpenAI circulated a financial document with sections resembling an IPO prospectus, highlighting risk factors including its reliance on Microsoft for financing and compute, significant capital expenditure needs, potential supply-chain exposure (including chip production risks), and a growing list of lawsuits.

According to CNBC, OpenAI said Microsoft accounts for “a substantial portion” of its financing and compute, warning that changes to the partnership or a failure to diversify partners could adversely affect its results. CNBC also reported that OpenAI cited large compute-spend commitments through 2030 and discussed litigation involving Elon Musk’s xAI among other cases.

Why this matters for public markets

- IPO investors tend to focus intensely on customer/vendor concentration risk, unit economics, and long-term contractual commitments.

- The disclosure highlights how the AI boom is pushing “compute” and data center capacity into the center of the equity narrative, impacting cloud providers, chipmakers and infrastructure names.

- Legal and regulatory exposures can influence valuation multiples and lock-up dynamics for mega-cap tech and related suppliers.

Market watchlist

- Microsoft (relationship and competitive overlap)

- Hyperscalers and alternative cloud providers (potential partner diversification)

- Semiconductors and AI infrastructure (compute demand signals)

For investors, the key question is whether OpenAI can convert massive usage growth into durable margins while managing capital intensity and partner concentration.