"ChatGPT is currently free". I fully agree that it is not free. You taste it and then if you can afford, pay for the full version.
With kind regards
Najeeb Al-Shorbaji, PhD FIAHSI
HIFA profile: Najeeb Al-Shorbaji recently retired from the World Health Organization (WHO), where he has worked since 1988 in different capacities. He was most recently Director of the Knowledge, Ethics and Research Department at WHO headquarters, Geneva. Previously he was Coordinator for Knowledge Management and Sharing in EMRO (Eastern Mediterranean Regional Office), Egypt. He is a member of a number of national and international professional societies and associations specialised in information management and health informatics. He has authored over 100 research papers and articles presented in various conferences and published in professional journals. He is also a member of the HIFA steering group. Email: shorbajin AT gmail.com https://www.hifa.org/support/members/najeeb