PT: Hours after GPT-4.5's release, OpenAI removed a line from the AI model's white paper that said "GPT-4.5 is not a frontier ...

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

The signs that large-language models are starting to hit a ceiling in capabilities regardless of how much money and computing ...

OpenAI has unveiled GPT-4.5, code-named Orion, marking what the company calls its largest model so far. Many in the tech ...

OpenAI’s GPT-4.5 faces backlash over high costs, limited improvements, and rising competition from open-source AI models.

Explore key differences, creative applications, and whether the price increase is justified for your needs. Uncover GPT-4.5 ...

OpenAI's next major AI model, GPT-4.5, is highly persuasive, according to the results of OpenAI's internal benchmark ...

OpenAI says GPT-4.5 is smarter and offers a broader bank of knowledge, higher accuracy, lower hallucination, and access to ...

OpenAI has begun rolling out its newest AI model, GPT-4.5, to users on its ChatGPT Plus tier. In a series of posts on X, OpenAI said that the rollout will take “1-3 days,” and that it expects rate ...

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

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

The release of OpenAI’s biggest model ever exposes the tension between building artificial general intelligence and making ...