It will be a lot higher then 888. I have a Thai friend who was quoted 2500 Baht for 2 jabs
https://thainews.prd.go.th/en/news/detail/TCATG210610123020586
BANGKOK (NNT) - The Chulabhorn Royal Academy (CRA) has set the price for the first dose of COVID-19 vaccine, procured from China’s state-owned Sinopharm, at 888 baht.
CRA secretary-general Dr. Nithi Mahanonda announced that this rate covers transportation, storage and insurance for side effects. However, it does not include service and the vaccination administration fees charged by hospitals.