GPT-5.5 released on...?

As of April 13, 2026, the Polymarket odds for GPT-5.5 released on...? are: April 16: 56%. These probabilities are derived from real-money trading and update in real time.

GPT-5.5 released on...? is currently available on Polymarket. Check PredictMarketCap for cross-platform availability as new markets are added regularly.

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.