"It was clear that if we didn't do it, the world was gonna be mostly built on Chinese open source models," Altman said.

美国西海岸时间2025年8月5日，OpenAI发布了两款开源大模型——GPT-OSS 120B以及GPT-OSS-20B，目前这两款模型均可以从Hugging Face平台下载，用户可以对其进行修改定制和商业应用。包括亚马逊AWS、微软Azure在内的主流云平台也已经开始提供基于这两款模型的服务。这是自从2019年11月以来，OpenAI第一次发布开源大模型。

OpenAI, fresh from securing a funding boost that catapulted its valuation to $157 billion, has introduced new tools for developers, enhancing its AI capabilities with multimodal fine-tuning options ...

On Tuesday, OpenAI announced that its most cost-effective model in the GPT-3.5 family, GPT-3.5 Turbo, would be available for fine-tuning. This means that developers can now use their own data to ...

OpenAI today announced the launch of fine-tuning capability for its flagship GPT-4o artificial intelligence large language model, which will allow developers to create custom versions for specific ...

OpenAI today announced that it is allowing third-party software developers to fine-tune — or modify the behavior of — custom versions of its signature new large multimodal model (LMM), GPT-4o ...

The impact of OpenAI’s updates is already being felt in the real world, with companies like Indeed and SK Telecom reporting significant performance and efficiency gains from fine-tuning.

As OpenAI writes in a blog post, fine-tuning pre-trained GPT-3.5 Turbo on company data will give enterprise developers certain benefits, including better instruction-following from the model.

InfoQ covered the initial launch of OpenAI's fine-tuning API in 2023. Since then, OpenAI claims that it has been used to train "hundreds of thousands of models." ...

OpenAI added fine-tuning upgrades to ChatGPT. As a result, they can make their AI-powered software more effective and efficient than ever.