Five weeks ago, OpenAI, a San Francisco artificial intelligence lab, released ChatGPT, a chatbot that answers questions in clear, concise prose. The A.I.-powered tool immediately caused a sensation, with more than a million people using it to create everything from poetry to high school term papers to rewrites of Queen songs.Now OpenAI is in the midst of a new gold rush.The lab is in talks to complete a deal that would value it at around $29 billion, more than twice its valuation in 2021, two people with knowledge of the discussions said. The potential deal — where OpenAI would sell existing company shares in a so-called tender offer — could total $300 million, depending on how many employees agree to sell their stock, they said. The company is also in discussions with Microsoft — which invested $1 billion in it …
