April 15, 2011 - OpenAI today announced that it will soon stop making its largest AI model to date, GPT-4.5, which was just released in late February, available through its application programming interface (API). OpenAI said developers can continue to use GPT-4.5 through the API until July 14th. After that, developers will need to move on to other models in the OpenAI catalog. The company also unveiled the new GPT-4.1 model today, positioning it as the GP...

March 6, 2011 - OpenAI launched a "research preview" of its GPT-4.5 AI model on February 28th, claiming more natural interactions, a broader knowledge base, a better understanding of user intent, and a higher "emotional intelligence". OpenAI today announced that it has launched GPT-4.5 to ChatGPT Plus users earlier than expected. According to the official introduction, GPT-4.5 is first open to ChatGPT Pro users, and will be extended to Plus and Team users from now on, and then to ...

March 2, 2011 - Technology media outlet The Decoder published a blog post yesterday (March 1) reporting that OpenAI's newest model, GPT-4.5, has a significant increase in cost with limited performance improvement, prompting the industry to question its price/performance ratio. According to the official performance comparison data provided by OpenAI, the improvement of GPT-4.5 over GPT-4o is 6.8-13.2 percentage points: Professional query: GPT-4.5 outperforms GPT-4o at 63.21 TP3T. Sun...

Feb. 28, 2012 - OpenAI CEO Michael Altman said today that the company had to roll out its latest GPT-4.5 model in stages due to a "shortage of GPU resources. In a post on the X platform, Altman noted that GPT-4.5 is a "huge" and "expensive" model, requiring tens of thousands of additional GPUs to make it available to more ChatGPT users. GPT-4.5 will be available to ChatGPT Pro subscribers first, followed by ChatGPT Plus subscribers next week...

Feb. 28 - OpenAI published a blog post today (Feb. 28) announcing the official launch of the GPT-4.5 AI model, claimed to be its biggest and best chat model. As a research preview, GPT-4.5 will first be available to ChatGPT Pro users. GPT-4.5 improves unsupervised learning by scaling up pre-training and post-training, making significant advances in understanding patterns, making connections, and generating ideas. Early tests show that interaction with GPT-4.5 is more natural, the knowledge base is broader, and more...

Feb. 21 (Bloomberg) -- Microsoft engineers are currently preparing server capacity for OpenAI's upcoming GPT-4.5 and GPT-5 models, according to people familiar with the company's plans, according to today's news from The Verge. While OpenAI CEO Sam Altman recently acknowledged that GPT-4.5 will be available in a few weeks, the report mentions that Microsoft expects to host the new AI models as early as next week. GPT-4.5 is OpenAI's next cutting-edge model and represents...

OpenAI's GPT-4.5Turbo appears to have been leaked, with search engines such as Bing and DuckDuck Go having indexed the GPT-4.5Turbo product page prior to the official announcement. However, the indexed link points to a 404 page. However, there is some teaser text in the search engines stating that GPT-4.5Turbo is OpenAI's fastest, most accurate, and most scalable model to date. What exactly is meant behind these terms remains to be seen. It is predicted that this new model is likely to be made official this Thursday...

OpenAI may have accidentally leaked information about its upcoming GPT-4.5 Turbo large language model. Netizens discovered that an article about GPT-4.5 Turbo was posted on the OpenAI blog, but the page has been withdrawn and search engines can no longer retrieve relevant information. The leaked information shows that GPT-4.5 Turbo will surpass its predecessor GPT-4 Turbo in terms of speed, accuracy, and scalability. More importantly, the leaked description mentions the model's "knowledge deadline...