I’m not aware of anything like that, but I modified one of my older scripts and it turned out like this:
https://blossom.primal.net/f08bc3dce2a0d6475aebaccebcf2e64ef736b5946e6c076cd3bb65e2c846a8a3.p...
The fee is charged per token, but with a rate of 100 ppk it’s rounded up to 1 sat even for fewer than 10 tokens.
