[JustLurking2022]

The answer is that OpenAI has a lot less revenue on the line, so they're more willing to take risks in legal grey areas.

[johannes1234321]

I haven't checked, but OpenAI probably also doesn't have any office in EU and doesn't sell services specifically to EU citizens/companies. Thus they may claim not to do any business in EU and ignore letters from EU authorities.

[arlort]

They may but they haven't