For much of the past year, OpenAI has been pushing ahead with a complicated effort to turn itself from a nonprofit into a more conventional moneymaking business that would be more appealing to investors — and doing so over heated objections from former employees,

OpenAI abandoned a controversial effort to place its juggernaut artificial-intelligence business under control of a for-profit entity and will instead remain under its founding nonprofit board. The move could complicate the company’s future fundraising efforts.