Hm. Let me get back to you. I was wondering the same about the S9i a while back and forgot to finish testing.
Discussion
If I could get Braiins running on it that would be great. I'd just run it as a low power lottery miner. That was my original plan, but when I went looking for instructions to flash Braiins on it I came across some posts that said it won't run on the K version S9.