OpenAI has released two open-weight models, GPT-OSS-120B and GPT-OSS-20B, which can be run locally and fine-tuned. Released under the Apache 2.0 licence, developers have the freedom to customise them as they wish. This marks a major shift in AI, the most significant since GPT-2 in 2019.

OpenAI releases gpt-oss models that can run offline on personal devices

OpenAI CEO Sam Altman says he felt “scared” testing GPT‑5, likening it to the Manhattan Project. As the AI’s speed and capability leap ahead, He warns that society and governments aren’t keeping pace. Could GPT‑5 be a turning point? 

Why is Sam Altman worried about AI regulation as ChatGPT 5 launches in August?

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OpenAI releases gpt-oss models that can run offline on personal devices

ChatGPT 5 launches in August: What Sam Altman’s warning means for AI rules