OpenAI just dropped its first open-weight models in over five years. The two language models, gpt-oss-120b and gpt-oss-20b, can run locally on consumer devices and be fine-tuned for specific purposes.

Jake Peterson is Lifehacker’s Tech Editor, and has been covering tech news and how-tos for nearly a decade. His team covers all things technology, including AI, smartphones, computers, game consoles, ...

GPT-5 has for the first time demonstrated it can do the kind of lab work that opens up a pathway for AI to take a bigger role in scientific experiments, OpenAI shared first with Axios. Why it matters: ...

OpenAI’s new, powerful open weights AI large language model (LLM) family gpt-oss was released less than two weeks ago under a permissive Apache 2.0 license — the company’s first open weights model ...

Jake Peterson is Lifehacker’s Tech Editor, and has been covering tech news and how-tos for nearly a decade. His team covers all things technology, including AI, smartphones, computers, game consoles, ...

While GPT-5 does deliver some noticeable improvements in polish, detail and helpfulness, the differences feel more like a software update than an impactful revamp. OpenAI's latest GPT-5 model promises ...

In his One Useful Thing newsletter, Ethan Mollick explains what’s interesting about GPT-5: In general, AIs that “think” before answering (called Reasoners) are the best at hard problems. The longer ...

Jon covers artificial intelligence. He previously led CNET's home energy and utilities category, with a focus on energy-saving advice, thermostats, and heating and cooling. Jon has more than a decade ...

ChatGPT is about to get a whole lot better. OpenAI has finally taken the wraps off of GPT-5, its latest and greatest large language model. GPT-5 has been rumored and speculated about for as long as ...

Analysis For all the superlative-laden claims, OpenAI's new top model appears to be less of an advancement and more of a way to save compute costs — something that hasn't exactly gone over well with ...

It’s rare for a tech titan to show any weakness or humanity. Yet even OpenAI’s notoriously understated CEO Sam Altman had to admit this week that the rollout of the company’s new GPT-5 Large Language ...