They absolutely shouldn't be.
There are/were services like that here too, but what trust (or usefulness to be honest) they had will/has erode/d as a consequence.
Also you don't have to be a literal bank, the better (/with enough of an EU/UK focus) services like that will just offer the proper authentication method instead, now (since 2016 I think?) that it's available.
e.g. Monzo in the UK (&US?) offers a personal-use-only 'beta' API (it predated 'open' banking requirement, and they continue to say it's a developer API in beta, don't share access keys yet but one day, but basically it seems to be vapourware at this point). PSD2's 'open' banking is.. I don't know, it's something, but it's not what anybody here wants, or imagines it is from the name if they've not previously heard of it.
It might as well be a standardised Industry COBOL Interchange Specification, a copy is yours for just £25k today! Or join the 2022 edition working group for a mere £250k, and help define next year's mandatory update.