As OpenAI spends billions, Jim Cramer says the number of winning AI stocks could narrow
1. Jim Cramer warns AI companies may face underperformance soon. 2. Concerns exist around OpenAI's infrastructure financing and borrowing needs. 3. Cramer suggests diversifying investments amid risks in AI sector. 4. Debt financing poses risks unlike cash funding for tech companies. 5. Market may shift, leading to fewer winners and more losers this year.