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 ...

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

OpenAI is still working on GPT-5 and doesn’t know how much it will cost, but it doesn’t look like it will be "that" cheap, likely referring to the existing GPT-4 model. In addition, an OpenAI ...

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 shared that GPT-4.5, codenamed Orion internally, would be its last non ...

The draft headline I put on this article was “With GPT-4.5, OpenAI Gets Lost in the AGI Sauce.” And while no headline featuring the model’s name is going to feel poetic, that’s a bit of mess.

OpenAI says that it plans to release both o3 and a next-generation successor, o4-mini, in weeks, following by GPT-5 a few months after.

Despite its size, OpenAI notes in a white paper that it does not consider GPT-4.5 to be a frontier model.. Subscribers to ChatGPT Pro, OpenAI’s $200-a-month plan, will gain access to GPT-4.5 in ...

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.

OpenAI has announced its phasing out GPT-4.5 from its developer API in favor of its new GPT-4.1 model.When it launched, OpenAI described GPT-4.5 as its best and most capable model so far, in part ...

The GPT-4.1 series won’t be available via ChatGPT but instead via OpenAI’s API system (a platform for making AI products through OpenAI). You may like GPT-5 will be here soon — here's why I ...

GPT-4.5 doesn't "think" like the company's state-of-the-art reasoning models, but in training the new model OpenAI made architectural enhancements and gave it access to more data and compute power.