OpenAI and Anthropic swapped artificial intelligence models evaluations over the summer, testing the other company's models for behaviors that could indicate misalignment risks. The companies released ...

For months, OpenAI Chief Executive Officer Sam Altman has been hyping up the capabilities of GPT-5, setting up the launch as a seminal moment for the company. But in the first 24 hours after its ...

ChatGPT is about to become faster and more conversational as OpenAI upgrades its flagship model GPT-5 to GPT-5.1. OpenAI announced two updates to the GPT-5 series: GPT-5.1 Instant and GPT-5.1 Thinking ...

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OpenAI on Thursday introduced a group chat feature for ChatGPT. The feature, currently being tested in select regions, including Japan, New Zealand, South Korea, and Taiwan, lets users collaborate ...