,,By my personal estimate currently GPT 4o DeepResearch is the best one. ''
If the o3 based 3 month old strongest model is the best one, it's a proof that there were quite significant improvements in the last 2 years.
I can't name any other technology that improved as much in 2 years.
O1 and o1 pro helped me with filing tax returns and answered me questions that (probably quite bad) tax accountants (and less smart models) weren't able to (of course I read the referenced laws, I don't trust the output either).
If the o3 based 3 month old strongest model is the best one, it's a proof that there were quite significant improvements in the last 2 years.
I can't name any other technology that improved as much in 2 years.
O1 and o1 pro helped me with filing tax returns and answered me questions that (probably quite bad) tax accountants (and less smart models) weren't able to (of course I read the referenced laws, I don't trust the output either).