.OpenAI's Sora artificial intelligence tool enables users to generate AI-generated videos coming from text-based inputs.Costfoto|Nurphoto|Getty ImagesOpenAI CFO Sarah Friar is trying to comfort its entrepreneurs that the richly valued artificial intelligence startup is actually still in a powerful setting and also is actually positioned to shut a major backing around quickly, despite dropping leading ability this week.In an email to OpenAI's financiers seen through CNBC, Friar addressed the separation of Chief Innovation Police Officer Mira Murati, who announced her retirement on Wednesday. Eventually that day, Sam Altman mentioned two best study managers, Bob McGrew and also Barret Zoph, were actually also leaving behind." I wished to directly communicate observing the news of Mira's parting from OpenAI," Friar filled in the character, which was actually looked at by CNBC. "While management modifications are certainly never very easy, I wish to guarantee you have the complete context." Friar added that, "Our team are actually very happy with every little thing she's assisted develop," as well as said the San Francisco-based business still possesses a "accomplished leadership bench" to compete.OpenAI, which is actually supported through Microsoft and recently partnered along with Apple on its own artificial intelligence for iPhones, remains in the middle of closing a $6.5 billion financing round, which should value the firm at about $150 billion, depending on to resources knowledgeable about the concern. Thrive Capital is actually leading the round, and also considers to put in $1 billion, depending on to sources.Friar mentioned in the email that the financing round was oversubscribed and also would certainly close by following week. She pointed out the team intends to organize a series of telephone calls with real estate investors to introduce the group to crucial leaders from item as well as investigation crews." Collectively, our team continue to be laser-focused on bringing artificial intelligence to every person as well as structure maintainable earnings styles that sustain our operations and provide market value to our capitalists as well as staff members," Friar wrote. The company is actually "delighted for you to be along with our team as our experts enter our next chapter," she wrote.OpenAI dropped to discuss the email.Murati's departure comes after 6 and a fifty percent years at the company. She for a while worked as interim chief executive officer in 2013 after the panel of supervisors quickly fired up Altman. When Altman was actually rapidly restored, Murati returned to the part of CTO.Sarah Friar has actually been named OpenAI CFOAnjali Sundaram|CNBCThe business was already managing the loss of key managers. Co-founder John Schulman and protection chief Jan Leike delegated join rivalrous Anthropic. Co-founder Ilya Sutskever entrusted to start one more AI firm, while one more owner, Greg Brockman, gets on a leave of absence.Friar pointed out Spot Chen will definitely enter the job of of elderly vice president of analysis, and also leaders like Kevin Weil, who joined from Meta, as well as Srinivas Narayanan are the "correct people to maintain driving the limits of innovation." Friar was actually previously CEO of Nextdoor, and prior to that CFO at Block, in the past Square.Also on Thursday, at an all-hands meeting, Altman rejected that there are actually plans for him to obtain a "large equity risk" in the business, calling documents of such a development "only certainly not correct," according to a person who remained in attendance.Altman and Friar both pointed out at the appointment, administered by video, that real estate investors have increased issues regarding Altman certainly not having equity in the business that he co-founded almost 9 years back, said the individual, that inquired not to become called given that the party was actually just for employees.WATCH: Sam Altman's top replacements leave.