Meta and OpenAI's adoption of open-weight models signals a shift from the dominance of closed-source AI models in the West.

GPT 4.1, GPT 4.1 Mini, and GPT 4.1 Nano are all available now—and will help OpenAI compete with Google and Anthropic.

那么，OpenAI的新模型究竟会是怎样的？结合山姆·奥特曼在今年2月的暗示，OpenAI开源模型的方向将是“o3-mini级别”与“手机端侧级别”其中之一。结合最新推文中提到的“powerful new open-weight model with reasoning”，基本可以推断出OpenAI在开源路线上最终选择了一个“o3-mini级别”的模型来打开局面。

OpenAI将发布开源大模型（open-weight），新模型的两大特点：开源和强化推理能力，这是自2019年GPT-2之后，OpenAI首次开源语言模型。Sam Altman直言“要让它变得非常、非常优秀”。

4 月 1 日，OpenAI CEO 山姆·奥特曼（Sam Altman）在社交平台 X（原 Twitter）上公开宣布：OpenAI 计划在接下来的几个月内，发布一个强大的、具备推理能力的开放权重（Open-Weight）大模型。

OpenAI is gearing up for a rare move. For the first time since GPT-2, it plans to release an open-weight AI model, letting developers download ...

The sources attributed the rush to OpenAI's desire to maintain a competitive edge, especially as open-weight models from competitors, like Chinese AI startup DeepSeek, gain more ground. OpenAI is ...

In the past few years, the AI world has shifted from a culture of open collaboration to one dominated by closely guarded ...

OpenAI and SoftBank's $500B Stargate AI data center venture is reportedly exploring the UK, Germany, and France for future investment.

Llama 4 Scout and Llama 4 Maverick are Meta's first open-weight AI models that are natively multimodal and built on a mixture ...

OpenAI CEO Sam Altman recently said the company plans to release an open source model more capable than any currently available. While he acknowledged the likelihood of it being used in ways some ...

OpenAI is adjusting its AI model release strategy, delaying the highly anticipated GPT-5 to prioritize the launch of new o3 ...