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

Google has launched Gemma 3, the third generation of its open-source AI models. The model is better than rivals like DeepSeek ...

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 begun rolling out its newest AI model, GPT-4.5, to users on its ChatGPT Plus tier. In a series of posts on X, ...

So far, GPT-4.5 has proven more accurate than GPT-4, with a Simple QA accuracy of 62.5% and a hallucination rate of 37.1%. It ...

OpenAI has launched GPT-4.5, its largest and most advanced chat model to date, amid growing competition from rivals like ...

OpenAI’s GPT-4.5 has launched, but rivals Anthropic and DeepSeek are gaining momentum with advanced reasoning models.

In a series of posts on X, OpenAI said that the rollout will take “1-3 days,” and that it expects rate limits to change. GPT-4.5 launched first for subscribers to OpenAI’s $200-a-month ...

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 officially launched GPT-4.5, a new AI model known by the codename ‘Orion’. OpenAI unveils GPT-4.5 ‘Orion’ as its latest AI model, claiming improvements in accuracy and reasoning. This ...

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 was ...