GPT-4.5 OpenAI’s Largest Model Steps Into the Spotlight
OpenAI is launching GPT-4. 5 today, the latest and biggest of its language models. And while it’s being presented as the company’s “largest and most knowledgeable model yet,” OpenAI warns that it’s not a frontier model and might underperform when compared to o1 or o3-mini. GPT-4. 5 offers improved writing skills, upgraded knowledge of the world, and a…