OpenAI’s Next Era: GPT-5 Revolution, $500 B Overhaul, and an AI Arms Race Ignites
OpenAI launched GPT-5 on August 7, making it the default for all 700 million ChatGPT users and enabling multimodal input, deep reasoning, and 400k-token context. The company completed a $500 billion restructuring in October, giving its nonprofit arm control of a new for-profit entity and reducing Microsoft’s stake to 27%. OpenAI signed major chip deals with AMD and Nvidia, sending AMD shares up 30%.