This week, rideshare drivers in Massachusetts unionize; plus, Robinhood lets AI agents trade on behalf its customers.But first, there’ve been hints for a while that Anthropic, OpenAI and SpaceX are planning to go public in the near future. Last week, SpaceX filed its initial public offering prospectus, also known as an S1, which is meant to help investors understand the company’s business model, including the risks it faces.Marketplace’s Stephanie Hughes spoke with Paresh Dave, senior writer at WIRED, to learn more.Everything we talked about“Tech titans prepare for blockbuster IPOs in new front of AI race” from The Hill“SpaceX Listed Grok’s ‘Spicy’ Mode as a Risk in Its IPO Filing” from Wired“Your AI agent can now trade for you on Robinhood. And buy stuff with your credit card too” from CNBC“Rideshare drivers union in Mass. says it's the 1st to be recognized in the U.S.” NBC Boston