But it could be the last release in OpenAI's classic LLM lineup.

OpenAI researchers said the new model was the company’s “best chat model yet,” citing an improved knowledge base and better contextual understanding.

the GPT 4.5. OpenAI calls it the largest and best model yet for chat purposes. Its enhanced natural interactions and improved pattern recognition help it draw connections and better insights. GPT 4.5 ...

The next landmark version of OpenAI's ChatGPT could use GPT-5, but don't start assuming this will have any semblance of "AGI.

OpenAI is rolling out its latest GPT-4.5 model to ChatGPT Plus members today after ChatGPT Pro members and developers got ...

Learn More It’s here: OpenAI has announced the release of GPT-4.5, a research preview of its latest and most powerful large language model (LLM) for chat applications — yet pointedly, the company says ...

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

OpenAI has launched a research preview of GPT-4.5, which early testers say is more creative and extroverted but overpriced and doesn’t always follow instructions.

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 ...

OpenAI announced the debut of its GPT-4.5 model on Thursday, unveiling one of the most highly anticipated products in the booming generative AI market. But the launch, coming two years after GPT-4 ...

OpenAI today introduced the next iteration of its AI models, GPT-4.5. GPT-4.5 is OpenAI's "best model yet" for chat purposes, with scaling in unsupervised learning that allows the model to better ...

OpenAI has canceled plans to release its o3 model ... Altman also announced that GPT-5 will offer unlimited chat access at a "standard intelligence setting," subject to "abuse thresholds," once the ...