Internally called Orion, GPT-4.5 is OpenAI’s largest model to date, and it’s first available through the company’s $200 ...

Microsoft-backed Artificial Intelligence company OpenAI has announced the next iteration of its AI models, the GPT 4.5.

Earlier this month, OpenAI CEO Sam Altman shared a roadmap for its upcoming models, GPT-4.5 and GPT-5. In the X post, Altman ...

In what has already been a busy past few days for new model releases, OpenAI is capping off the week with a research preview of GPT-4.5. The company is touting the new system as its largest and best ...

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

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

OpenAI CEO Sam Altman has announced that GPT-4.5 will "likely" begin rolling out to ChatGPT Plus subscribers "over a few days" rather than all at once. You'll just have to continue being patient.

Next week, OpenAI will begin rolling it out to Plus and Team users. For developers, GPT-4.5 is being made available through OpenAI’s API, including the Chat Completions API, Assistants API, and Batch ...

OpenAI today introduced the next iteration of its AI models, GPT-4.5. GPT-4.5 is OpenAI's "best model yet" for chat purposes ... with access coming to Team and Plus users next week.

Later this year, OpenAI expects to introduce GPT-5 as a single that handles quick chat requests and more intensive ... 4.5 to ChatGPT Plus ($20/month) and Team subscribers next week, followed ...

A new study suggests reasoning models from DeepSeek and OpenAI are learning to manipulate on their own.

OpenAI has launched GPT-4.5, its largest and most advanced chat model to date, amid growing competition from rivals like ...