OpenAI. Four minutes of someone holding up a handwritten linear equation to the camera and ChatGPT tutoring them through it without giving the answer. It is the clearest, shortest demo of "the model can actually see what I'm showing it" and frames the use cases the article recommends — handwritten notes, simple math, captured documents — better than any walkthrough we found.
Tool interfaces, pricing and product names may have changed. Focus on the workflow pattern, then verify the current UI and settings before using it in real work.
Four minutes of someone holding up a handwritten linear equation to the camera and ChatGPT tutoring them through it without giving the answer.
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