Coinbase Markets has announced the listing of pre-IPO perpetual contracts for Anthropic and OpenAI, with trading set to commence on June 22, 2026. The contracts, identified by the codes ANTHROPIC-PERP and OPENAI-PERP, will be available for trading at or after 11:00 UTC (19:00 Beijing time). This move allows traders to engage with these high-profile tech companies ahead of their public offerings.