OpenAI, the developer of ChatGPT, has released two large language models (LLMs) under the Apache 2.0 open source licence. The models, gpt-oss-120b and gpt-oss-20b are open-weight language models, ...

Openai is making O3 level capabilities open source ahead of the release of GPT-5 in about two days. These open source models are trained for agentic workflows—supporting function calling, web search, ...

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, ...

OpenAI has taken yet another step to rival AI models from DeepSeek, Meta, and Alibaba. The company revealed two new "open models" on Tuesday named gpt-oss 120b and gpt-oss 20b. These are the first ...

SAN FRANCISCO, Aug 5 (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 ...

Under pressure from competitors like DeepSeek and Meta’s Llama 3, OpenAI said it is working on releasing a new open-weight large language model in the coming months. OpenAI is gearing up to release ...

OpenAI has released two new open-weight language models under the permissive Apache 2.0 license. These models are designed to deliver strong real-world performance while running on consumer hardware, ...

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 ...

To judge by his social feeds, OpenAI CEO Sam Altman is a very happy camper, as his company notches one eye-popping success after another. The startup he cofounded in 2015 just raised $40 billion at a ...

As more businesses adopt AI, picking which model to go with is a major decision. While open-sourced models may seem cheaper initially, a new study warns that those savings can evaporate fast, due to ...