Prediction markets put the probability at 70%: OpenAI IPO before 2027. Currently, markets see this as likely (70% YES). Polymarket launches private company trading so investors can speculate on Anthropic, OpenAI.
Up from 40% to 76% since 2026-04-06 (+36pp)
Traded on Polymarket — $258K Volume
Polymarket prices this at 76c YES with $258K in volume. Moderate liquidity — use limit orders for positions above $1K to avoid moving the price.