GPT-4.5

OpenAI’s GPT-4.5 Is 10 Times More Efficient With 63% Fewer Hallucinations

OpenAI released GPT-4.5, arriving on Feb. 27, 2025, as the largest and smartest general-purpose AI model the company has released so far. The first is a newspaper backed by all-known AI company OpenAI, based on their GPT-4o architecture and the most extensive training for statements close to reality as it manages 10 times better computing efficiency…

GPT-4.5 OpenAI's Largest Model Steps Into the Spotlight

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…