For example, the fiwiki goodfaith model is now really bad, and no longer has available thresholds that satisfy precision >= 0.15. This has caused some filters to disappear from Recentchanges completely, and others to become useless. The only reason we noticed is that Special:ORESModels throws notices when encountering this situation (see T205228).
Based on the error log entries produced by T205228, the following models are affected at minimum:
Really we should reevaluate the thresholds of all models, we've never yet done that after the initial configuration of each model.