Home Mortgage Resources Better’s Tinman engine now accessible from OpenAI’s ChatGPT Mortgage Resources Better’s Tinman engine now accessible from OpenAI’s ChatGPT By Brad Finkelstein - March 5, 2026 FacebookTwitterPinterestWhatsApp The announcement drove a large increase in Better’s stock price, but UWM, Rocket and Pennymac all saw any gains earlier in the day more than dissipate. Article Via NationalMortgageNews.com - Mortgage News