The Endeavor CEO was enlisted to join investors who put in an unsolicited offer to buy OpenAI's majority share of its for-profit arm.

Ari Emanuel was one of the backers behind Elon Musk's $97.4 billion bid for OpenAI — and although the Tesla billionaire has ...

OpenAI announces free access to upcoming GPT-5 model and major platform simplification, eliminating need for model selection ...