OpenAI introduces GPT-4.5

OpenAI on Thursday released a research preview of GPT‑4.5—our largest and best model for chat yet. GPT‑4.5 is a step forward in scaling up pre-training and post-training, OpenAI says in a blog post. By scaling unsupervised learning, GPT‑4.5 improves its ability to recognize patterns, draw connections, and generate creative insights without reasoning.
OpenAI:‎Early testing shows that interacting with GPT‑4.5 feels more natural. Its broader knowledge base, improv