They're not statted out as player runners are (CBR+PNK threats are basically clocks with names and descriptions, as in the last screenshot), but if you want to use them as PCs, it only takes a minute to add stats and get rolling. In fact, many of the rival runners here were actually runners from my initial playtest of the /RUN!
I think it was this run: https://youtu.be/In42WyMrYhI?t=657