OpenAI released its first open-weight model in years. Analysts say it could narrow China's lead in the open-source AI race.

DeepSeek has reportedly delayed the launch of its R2 model owing to challenges in training it with Huawei chips.

Checkmate: OpenAI's o3 swept Musk's Grok 4 in an AI chess showdown.

Morris found it could also reproduce verbatim passages from copyrighted works, including three out of six book excerpts he tried.

Baidu, once the leader in China’s AI development with its ERNIE model, went open-source a few months ago to catch up with ...

OpenAI is launching GPT-oss-120b and GPT-oss-20b, two open-weight AI models capable of reasoning and complex tasks like ...

OpenAI has unveiled gpt-oss-120b and gpt-oss-20b, its first open-weight models in over four years, since gpt-2. The move ...

OpenAI's long-awaited open-weight reasoning models, gpt-oss-120b and gpt-oss-20b, have finally arrived and are available to use now.

DeepSeek most recently released an upgraded version of its R1 large language model, which it claims is performing near the ...

Elon Musk has accused Apple of unfairly favoring ChatGPT on its App Store and threatened legal action, triggering a fiery ...

OpenAI launched a pair of open weight models today, which can compete with Google's (GOOG)(GOOGL) Gemini CLI and DeepSeeek's ...

For the first time in more than five years, OpenAI is launching a new open language model that appears to be state of the art ...