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.

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 ...

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

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 ...

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

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