The announcement of GPT-5.5-Cyber follows Anthropic’s debut of its own Mythos AI, which the company said has already ...

OpenAI models will finally be available on Amazon Web Services, the companies said Tuesday,  a day after OpenAI and Microsoft announced new terms in their long-standing partnership that freed other ...

Amazon and OpenAI on Tuesday announced an expanded deal that will make the AI startup's models available from Amazon's cloud.

On Wednesday, OpenAI announced that ChatGPT users now have access to GPT-4.1, an AI language model previously available only through the company’s API since its launch one month ago. The update brings ...

It’s the first such models it’s launched in over five years, as pressure in the US grows to respond to China’s dominance in open models. OpenAI has finally released its first open-weight large ...