Conversations involving multiple participants, allowing collaboration and information sharing in Teams
thank you for answer quickly.
yes, I already knew the MS graph api site.
but, i could not find add user to chat api.
so, let you know me that api.
I find the question in community site.
"private chat - add people" function
https://techcommunity.microsoft.com/t5/microsoft-teams/private-chat-add-people/m-p/233588#M16680
When I found the question, it had been commented that it was developing. Is the development over now?