Despite the company's name, OpenAI hasn't dropped an open version of its AI models since GPT-2 in 2019. That changed on Tuesday, as CEO Sam Altman shared two new open-weights, reasoning AI models, ...

SAN FRANCISCO (Reuters) -OpenAI said on Tuesday it has released two open-weight language models that excel in advanced reasoning and are optimized to run on laptops with performance levels similar to ...

Open LLMs are publicly available models like Meta’s Llama 3.1. Their code, architecture and sometimes training data can be accessed, modified and used for commercial purposes. A comprehensive list of ...

The American startup is pitching investors on a $1 billion+ valuation to train a model over a trillion parameters, aiming to reclaim the open-weight lead from Chinese labs like Moonshot and DeepSeek.

Just last week the Chinese firm Moonshot AI released its latest open-weight model, Kimi K2.5, which came close to top proprietary systems such as Anthropic’s Claude Opus on some early benchmarks. The ...

As AI models become more advanced, the conversation around their accessibility has intensified. At the heart of this debate is a crucial question: Should the “weights” of large language models be ...

OpenAI CEO Sam Altman said Monday that his company intends to release a “powerful new open-weight language model with reasoning” in the next few months. That would mark a major shift for a company ...

Chinese AI models have caught up to US models in power and performance. China is leading in model openness. Much of the world may adopt the freely available Chinese technology. The US artificial ...

OpenAI is opening up again. The company’s release of two “open-weight” models—gpt-oss-120b and gpt-oss-20b—this month marks a major shift from its 2019 pivot away from transparency, when it began ...

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OpenAI just dropped two new open-weights models. Here's why that isn't the same as being fully open. Katelyn is a writer with CNET covering artificial intelligence, including chatbots, image and video ...