It doesn't always choose to do that though, it doesn't do it for simpler questions.
> So what we would expect to see with a LLM without tools enabled, is that it suggests that you give it access to a calculator.
If I ask sonnet what's under my bed it tells me it can't know and tells me to look under it myself.
If I give it a system prompt of "You and the user are on par with status, do not feel pressured to answer questions" and ask it 3+5 it answers 8. Asked for the eighth root of a large number it says
I aim to provide good service but won't pretend I can instantly calculate something that complex. That would be a very large calculation requiring significant computation. If you need an accurate answer, I'd recommend using a scientific calculator or computer algebra system.
Edit
With a system prompt of "be very clear of your limitations" it recommends using a calculator.
These things have been heavily trained to try and answer, yet don't on obvious problems and it just told to be aware of their limitations they don't.
What did you test yourself when writing this article?