OpenAI is streamlining its AI model lineup, retiring popular models like GPT-4 and GPT-4.5, all in anticipation of the launch of GPT-5 later this year. Skip to main content Menu ...

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.

OpenAI announced on Wednesday that GPT-4.1 will be available across all paid ChatGPT account tiers and can now be accessed by Plus, Pro, or Team users under the model picker dropdown menu.

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 ...

Artificial intelligence powerhouse OpenAI announced its latest chat model Thursday, starting a limited roll out of GPT-4.5, which OpenAI chief Sam Altman called a “giant” and “expensive ...

OpenAI unveiled its latest model, GPT-4.5, on Thursday. The new model is now available as a research preview to ChatGPT Pro users and developers in the API, explained research lead Mia Glaese.

Building GPT-4 took a lot of people. Now, OpenAI says it could rebuild it with as few as five people, all because of what it learned from its latest model, GPT-4.5. In a company podcast episode ...

OpenAI launches GPT-4.1 with improved coding, long-context support, and updated data. Available via API only, it outperforms GPT-4.5 in key benchmarks.

However, OpenAI notes it won’t introduce enough new capabilities to be considered a frontier model. “GPT-4.5 is not a frontier model, but it is OpenAI’s largest LLM, improving on GPT-4’s ...

ChatGPT developer OpenAI said on Thursday it has released a research preview of its latest GPT-4.5 model for its Pro users and developers worldwide, with plans to expand access in the coming weeks.

It’s worth noting that GPT-4.1 is not in ChatGPT, only in the API. As was the case with GPT-4o, OpenAI plans to incorporate the improvements present in its latest models into the chatbot over ...

The latest versions of OpenAI’s multimodal GPT AI models are now rolling out to ChatGPT. OpenAI announced on Wednesday that GPT-4.1 will be available across all paid ChatGPT account tiers and ...