https://www.epo.org/en/service-support/faq/myepo-services/online-filing-20/importing-submissions-business-business-b2b-0
Do you provide EPO business-to-business (B2B) technical interfaces for submitting EP forms in OLF2.0?
Yes, as from now on you can exchange data with the EPO by using an API. For more information, look here:
https://www.epo.org/en/applying/myepo-services/understand/api