OpenAI Valuation Dec 31 2026

As of September 7, 2026, the Polymarket odds for OpenAI Valuation are: ↑$900B: 100%, ↑$850B: 90%, ↑$1.0T: 79%, ↓$850B: 71%, ↑$875B: 68%. These probabilities are derived from real-money trading and update in real time.

OpenAI Valuation is currently listed on Polymarket. Check PredictMarketCap for cross-platform availability — we surface the same event on Polymarket, Kalshi, Limitless & Predict.fun when it's listed on more than one platform.

Prediction market odds reflect the aggregate opinion of traders who risk real money on outcomes. The price of a share (e.g., 65¢) represents the market's implied probability (65%). Prices move as traders buy and sell based on new information, polls, and analysis.