Author seemed to have used a weak model since the strong models get the answer. They should have put more thought into it and at least provide a comparison.

As a ChatGPT user I would have reached for the thinking model for such questions. I understand if the “auto” model doesn’t pick the right model here - but confident claims from the author should be backed up by at least this much.

How do you think most people use tools?

Go sit on public transport and look at how people use their devices. They don't fiddle with settings or dive deep into configuration menus.

I literally just opened the tools and used what they gave me. They're sold on the promise that "this thing is really clever and will answer any question!!" so why should I have to spend time futzing with it?