OpenAI Rolls Out GPT-4.5, Not a 'Frontier' Model
OpenAI releases GPT-4.5, an upgrade over GPT-4, focusing on efficiency and refinement rather than groundbreaking new capabilities. It's described as OpenAI's 'largest LLM,' but not a 'frontier' model. Improvements include enhanced writing, broader knowledge, and a 'refined personality,' with reduced hallucinations. Available now for ChatGPT Pro users.