The Thai insurance companies after paying huge funds to Thai people that bought COVID medical coverage have decided to increase the COVID requirement for OA visa from 1 million to 3 million and then significantly increase premiums for the expats required to buy from Thai insurance companies. Avoid this by getting an O retirement visa.
The exchange rate from Wise is better than my Canadian bank. I transfer 3500 Canadian as a debit transfer direct to my Thai bank. Usually less than 1 minute.