"The tactic has been criticised by privacy advocates and non-governmental organisations such as NOYB and Wikimedia Europe, which claim that it is illegal under the GDPR. On 17 April 2024, the European Data Protection Board released a non-binding opinion stating that in most cases, consent-or-pay models do not constitute valid consent within the meaning of the GDPR."
https://en.wikipedia.org/wiki/Consent_or_pay