OpenAI is launching GPT-4.5 today, its newest and largest AI language model. GPT-4.5 will be available as a research preview ...

To learn more, the team from Palisade Research tasked OpenAI’s o1-preview model, DeepSeek R1, and multiple other similar programs with playing games of chess against Stockfish, one of the world ...

The group included OpenAI’s o1-preview and DeepSeek’s R1 reasoning models, both of which are trained to solve complex problems by breaking them down into stages. The research suggests that the ...

OpenAI is also making its web search, file search and computer use tools available directly through the responses API.

OpenAI has announced a research preview of GPT-4.5 which it describes as a more natual model over its predecessors.

An AI expert who requested anonymity told Ars Technica, "GPT-4.5 is a lemon!" when comparing its reported performance to its ...

ChatGPT is getting even smarter. OpenAI has unveiled its latest model, GPT-4.5. The new model is already available to ChatGPT ...

The model underwent more training than any model before it and is said to feel more 'human' and possess a better general ...

GPT-4.5 is a bridge to the GPT-5 initiative, not a reasoning model itself. OpenAI said its answers more convincingly engage ...

GPT-4.5 will be "well-suited for tasks like writing, programming, and solving practical problems" OpenAI said on Thursday.

Microsoft-backed OpenAI said it would begin rolling out GPT-4.5 to ChatGPT Plus and Team users next week, and then to Enterprise and Edu users the following week. CEO Sam Altman called it "a giant, ...

OpenAI said GPT-4.5 is less likely to make up false information than its GPT-4o and o1 models. The model is becoming ...