Researchers at the company looked into how malicious fine-tuning makes a model go rogue, and how to turn it back. A new paper from OpenAI has shown why a little bit of bad training can make AI models ...

Thinking Machines Lab, a heavily funded startup cofounded by prominent researchers from OpenAI, has revealed its first product—a tool called Tinker that automates the creation of custom frontier AI ...

Thinking Machines Lab Inc., the artificial intelligence startup led by former OpenAI executive Mira Murati, today introduced its first commercial offering. Tinker is a cloud-based service that ...

Ambience Healthcare on Tuesday announced a new medical coding AI model that outperforms doctors by 27%. The company trained the new model using OpenAI's reinforcement fine-tuning technology. Ambience ...

OpenAI researchers say they’ve discovered hidden features inside AI models that correspond to misaligned “personas,” according to new research published by the company on Wednesday. By looking at an ...

Credit: VentureBeat made with GPT-Image-1.5 on fal.ai Until recently, the practice of building AI agents has been a bit like training a long-distance runner with a thirty-second memory. Yes, you could ...

What if you could take a innovative language model like GPT-OSS and tailor it to your unique needs, all without needing a supercomputer or a PhD in machine learning? Fine-tuning large language models ...