OpenAI’s rocketing valuation mirrors the AI frenzy it kicked off one year ago after releasing ChatGPT. : OpenAI is in early discussions to raise a fresh round of funding at a valuation at or above $100 billion, people with knowledge of the matter said, a deal that would cement the ChatGPT maker as one of the world’s most valuable startups. Investors potentially involved in the fundraising round have been included in preliminary discussions, according to the people, who asked not to be identified to discuss private matters.