All AI eyes might be on GPT-5 this week, OpenAI's latest large language model. But looking past the hype (and the disappointment), there was another big OpenAI announcement this week: gpt-oss, a new AI model you can run locally on your own device. I got it working on my laptop and my iMac, though I'm not so sure I'd recommend you do the same.

What's the big deal with gpt-oss?

gpt-oss is, like GPT-5, an AI model. However, unlike OpenAI's latest and greatest LLM, gpt-oss is "open-weight." That allows developers to customize and fine-tune the model to their specific use cases. It's different from open source, however: OpenAI would have had to include both the underlying code for the model as well as the data the model is trained on. Instead, the company is simply giving developers access to

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